diff --git a/app/app.iml b/app/app.iml
deleted file mode 100644
index bc1fe7c..0000000
--- a/app/app.iml
+++ /dev/null
@@ -1,237 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<module external.linked.project.id=":app" external.linked.project.path="$MODULE_DIR$" external.root.project.path="$MODULE_DIR$/.." external.system.id="GRADLE" type="JAVA_MODULE" version="4">
-  <component name="FacetManager">
-    <facet type="android-gradle" name="Android-Gradle">
-      <configuration>
-        <option name="GRADLE_PROJECT_PATH" value=":app" />
-      </configuration>
-    </facet>
-    <facet type="android" name="Android">
-      <configuration>
-        <option name="SELECTED_BUILD_VARIANT" value="debug" />
-        <option name="ASSEMBLE_TASK_NAME" value="assembleDebug" />
-        <option name="COMPILE_JAVA_TASK_NAME" value="compileDebugSources" />
-        <afterSyncTasks>
-          <task>generateDebugSources</task>
-        </afterSyncTasks>
-        <option name="ALLOW_USER_CONFIGURATION" value="false" />
-        <option name="MANIFEST_FILE_RELATIVE_PATH" value="/src/main/AndroidManifest.xml" />
-        <option name="RES_FOLDER_RELATIVE_PATH" value="/src/main/res" />
-        <option name="RES_FOLDERS_RELATIVE_PATH" value="" />
-        <option name="ASSETS_FOLDER_RELATIVE_PATH" value="/src/main/assets" />
-      </configuration>
-    </facet>
-    <facet type="kotlin-language" name="Kotlin">
-      <configuration version="3" platform="JVM 1.6" useProjectSettings="false">
-        <compilerSettings />
-        <compilerArguments>
-          <option name="destination" value="$MODULE_DIR$/build/tmp/kotlin-classes/debug" />
-          <option name="classpath" value="$USER_HOME$/.gradle/caches/modules-2/files-2.1/org.jetbrains.kotlin/kotlin-stdlib-jdk8/1.3.11/dd9bff00d6cfca58b6c1fe89be8e0678e35cf35f/kotlin-stdlib-jdk8-1.3.11.jar:/Users/filipbabic/.gradle/caches/transforms-1/files-1.1/design-28.0.0.aar/5600fdea4d6b75e65aaf93865369a990/jars/classes.jar:/Users/filipbabic/.gradle/caches/transforms-1/files-1.1/appcompat-v7-28.0.0.aar/216eda012aab905566c54fde9106f7ef/jars/classes.jar:/Users/filipbabic/.gradle/caches/transforms-1/files-1.1/firebase-auth-16.1.0.aar/e316c1638705c1c1ccf3e8c19c13f587/jars/classes.jar:/Users/filipbabic/.gradle/caches/transforms-1/files-1.1/firebase-firestore-18.0.1.aar/0410b0d1aded815a8de69639a1574a4a/jars/classes.jar:/Users/filipbabic/.gradle/caches/transforms-1/files-1.1/firebase-core-16.0.7.aar/9e829bbd9194f627dfb2cdc67f76d75d/jars/classes.jar:/Users/filipbabic/.gradle/caches/transforms-1/files-1.1/firebase-measurement-connector-impl-17.0.5.aar/88ed06774698524e6a4bd354b7905cd2/jars/classes.jar:/Users/filipbabic/.gradle/caches/transforms-1/files-1.1/firebase-analytics-16.3.0.aar/fa57485cec2f2bc51f46aae039448be3/jars/classes.jar:/Users/filipbabic/.gradle/caches/transforms-1/files-1.1/play-services-flags-16.0.1.aar/3c54d27436608189c5b1103727be5e0c/jars/classes.jar:/Users/filipbabic/.gradle/caches/transforms-1/files-1.1/firebase-auth-interop-16.0.1.aar/3b2e6d38b72e309cae1b46f51b197b94/jars/classes.jar:/Users/filipbabic/.gradle/caches/transforms-1/files-1.1/play-services-measurement-api-16.3.0.aar/a5f08ae32fe6b7ea8ead0718cc2e94db/jars/classes.jar:/Users/filipbabic/.gradle/caches/transforms-1/files-1.1/firebase-analytics-impl-16.3.0.aar/020cfd17719359977bdda7ad77260854/jars/classes.jar:/Users/filipbabic/.gradle/caches/transforms-1/files-1.1/firebase-iid-17.0.3.aar/f87eff0d284e2bdf79096046f042f64b/jars/classes.jar:/Users/filipbabic/.gradle/caches/transforms-1/files-1.1/firebase-iid-interop-16.0.1.aar/8cdceeb5048adb4bebbc3a2e222873a8/jars/classes.jar:/Users/filipbabic/.gradle/caches/transforms-1/files-1.1/play-services-base-16.0.1.aar/c3abc18548679c3e20cd4b5d89bbddcd/jars/classes.jar:/Users/filipbabic/.gradle/caches/transforms-1/files-1.1/firebase-common-16.0.4.aar/154bb5192351d616c49be34f29ed58a1/jars/classes.jar:/Users/filipbabic/.gradle/caches/transforms-1/files-1.1/play-services-tasks-16.0.1.aar/95c22e0496dffadf69c89e4cf10e4318/jars/classes.jar:/Users/filipbabic/.gradle/caches/transforms-1/files-1.1/play-services-measurement-base-16.3.0.aar/c5b9eb81ebedf6bb02753e094c674a26/jars/classes.jar:/Users/filipbabic/.gradle/caches/transforms-1/files-1.1/play-services-stats-16.0.1.aar/cbefafed5bad6cb770582bcd3d78bbdd/jars/classes.jar:/Users/filipbabic/.gradle/caches/transforms-1/files-1.1/firebase-measurement-connector-17.0.1.aar/165712f958be9239e6b3be9051c8f82f/jars/classes.jar:/Users/filipbabic/.gradle/caches/transforms-1/files-1.1/play-services-ads-identifier-16.0.0.aar/65d31313c67b52e4ad5dcc3d40b2e9c0/jars/classes.jar:/Users/filipbabic/.gradle/caches/transforms-1/files-1.1/play-services-basement-16.1.0.aar/5ed75bd8066987da3b8a18eeda22c303/jars/classes.jar:/Users/filipbabic/.gradle/caches/transforms-1/files-1.1/support-v4-28.0.0.aar/ea9088ff7b064795ad654328f6cf3f30/jars/classes.jar:/Users/filipbabic/.gradle/caches/transforms-1/files-1.1/animated-vector-drawable-28.0.0.aar/d6c3a5890f59daeb879d70c093f508ee/jars/classes.jar:/Users/filipbabic/.gradle/caches/transforms-1/files-1.1/support-media-compat-28.0.0.aar/e38ef3708a9ae4f5022750101d393f7f/jars/classes.jar:/Users/filipbabic/.gradle/caches/transforms-1/files-1.1/constraint-layout-1.1.3.aar/d183b5f8f85b59efd7ee4630dd998e2d/jars/classes.jar:/Users/filipbabic/.gradle/caches/transforms-1/files-1.1/grpc-android-1.16.1.aar/31610565a15511b26340f490d2bad45e/jars/classes.jar:/Users/filipbabic/.gradle/caches/modules-2/files-2.1/io.grpc/grpc-okhttp/1.16.1/ae34ca46a3366cdb6d1836e7540162ee6c3627d1/grpc-okhttp-1.16.1.jar:/Users/filipbabic/.gradle/caches/modules-2/files-2.1/io.grpc/grpc-protobuf-lite/1.16.1/3d03ee1e5e292f2312d7ca99c00ddcf9d0544c35/grpc-protobuf-lite-1.16.1.jar:/Users/filipbabic/.gradle/caches/modules-2/files-2.1/io.grpc/grpc-stub/1.16.1/f3c30248564608791407bf43b1d4db52a80e6c36/grpc-stub-1.16.1.jar:/Users/filipbabic/.gradle/caches/modules-2/files-2.1/io.grpc/grpc-core/1.16.1/8a938ece0ad8d8bf77d790c502ba51ebec114aa9/grpc-core-1.16.1.jar:/Users/filipbabic/.gradle/caches/modules-2/files-2.1/com.google.code.gson/gson/2.8.2/3edcfe49d2c6053a70a2a47e4e1c2f94998a49cf/gson-2.8.2.jar:/Users/filipbabic/.gradle/caches/modules-2/files-2.1/org.jetbrains.kotlinx/kotlinx-coroutines-android/1.1.1/4e0f12f3ae5dd2d50741ad523b0970dc5b8ed783/kotlinx-coroutines-android-1.1.1.jar:/Users/filipbabic/.gradle/caches/modules-2/files-2.1/org.jetbrains.kotlinx/kotlinx-coroutines-core/1.1.1/3d2b7321cdef9ebf9cb7729ea4f75a6f6457df86/kotlinx-coroutines-core-1.1.1.jar:/Users/filipbabic/.gradle/caches/transforms-1/files-1.1/koin-android-1.0.2.aar/27cfb323ad7875dc94f62667374a03aa/jars/classes.jar:/Users/filipbabic/.gradle/caches/modules-2/files-2.1/org.koin/koin-core/1.0.2/dff622d5690377492970afd65e952c771a9a3448/koin-core-1.0.2.jar:/Users/filipbabic/.gradle/caches/modules-2/files-2.1/org.jetbrains.kotlin/kotlin-stdlib-jdk7/1.3.11/4839661cf6ce3c14b65ed7dcf5b9249b44ecca16/kotlin-stdlib-jdk7-1.3.11.jar:/Users/filipbabic/.gradle/caches/modules-2/files-2.1/org.jetbrains.kotlin/kotlin-stdlib/1.3.20/eb2a232734e09fcd1b958a5c7520a93c6de38b32/kotlin-stdlib-1.3.20.jar:/Users/filipbabic/.gradle/caches/transforms-1/files-1.1/support-fragment-28.0.0.aar/6197ed33c6c77b1525b7d71b238e6928/jars/classes.jar:/Users/filipbabic/.gradle/caches/transforms-1/files-1.1/recyclerview-v7-28.0.0.aar/e72b870606495ecac6759bfd04eac473/jars/classes.jar:/Users/filipbabic/.gradle/caches/transforms-1/files-1.1/support-core-ui-28.0.0.aar/7d243d0c7723918da3c0062f9ff507e4/jars/classes.jar:/Users/filipbabic/.gradle/caches/transforms-1/files-1.1/support-core-utils-28.0.0.aar/76eea77c666b55302be97ea79924f7e3/jars/classes.jar:/Users/filipbabic/.gradle/caches/transforms-1/files-1.1/support-vector-drawable-28.0.0.aar/0b44ab551f31f8cca75a4e8633521857/jars/classes.jar:/Users/filipbabic/.gradle/caches/transforms-1/files-1.1/transition-28.0.0.aar/74f6abce8f94b6fd301d4a76ea7952ce/jars/classes.jar:/Users/filipbabic/.gradle/caches/transforms-1/files-1.1/loader-28.0.0.aar/98c44113f2ef72264f7f5037fc50e25c/jars/classes.jar:/Users/filipbabic/.gradle/caches/transforms-1/files-1.1/viewpager-28.0.0.aar/02d6110caf654f7e3058b8c6da6fa283/jars/classes.jar:/Users/filipbabic/.gradle/caches/transforms-1/files-1.1/coordinatorlayout-28.0.0.aar/779136fa064e63258c40a34ad3d41f8d/jars/classes.jar:/Users/filipbabic/.gradle/caches/transforms-1/files-1.1/drawerlayout-28.0.0.aar/f5722e76ed64da8d5d46373d79c14a2f/jars/classes.jar:/Users/filipbabic/.gradle/caches/transforms-1/files-1.1/slidingpanelayout-28.0.0.aar/4e41c01e58e46c8a7d876a5e199dd6c3/jars/classes.jar:/Users/filipbabic/.gradle/caches/transforms-1/files-1.1/customview-28.0.0.aar/f5bffbcae0e24b9a18d520a8a7f10d45/jars/classes.jar:/Users/filipbabic/.gradle/caches/transforms-1/files-1.1/swiperefreshlayout-28.0.0.aar/555438b4ddff451d734442c4fc0f7e12/jars/classes.jar:/Users/filipbabic/.gradle/caches/transforms-1/files-1.1/asynclayoutinflater-28.0.0.aar/e5dd1f7750d977612f527286d1f21a5a/jars/classes.jar:/Users/filipbabic/.gradle/caches/transforms-1/files-1.1/support-compat-28.0.0.aar/dcdfb12113494b70a3fbae15ca3c80ec/jars/classes.jar:/Users/filipbabic/.gradle/caches/transforms-1/files-1.1/versionedparcelable-28.0.0.aar/ccc907ad50b5aaf624c924bcc095049a/jars/classes.jar:/Users/filipbabic/.gradle/caches/modules-2/files-2.1/com.android.support/collections/28.0.0/c1bcdade4d3cc2836130424a3f3e4182c666a745/collections-28.0.0.jar:/Users/filipbabic/.gradle/caches/transforms-1/files-1.1/cursoradapter-28.0.0.aar/a2f27f5655724c1685f2303f9b78f472/jars/classes.jar:/Users/filipbabic/.gradle/caches/transforms-1/files-1.1/cardview-v7-28.0.0.aar/530cf16bd28ae76cba33d11f272dc442/jars/classes.jar:/Users/filipbabic/.gradle/caches/transforms-1/files-1.1/runtime-1.1.1.aar/874f42362fcd047364627f58718f1b60/jars/classes.jar:/Users/filipbabic/.gradle/caches/transforms-1/files-1.1/documentfile-28.0.0.aar/ff349f79555465a78522ca3d972220d9/jars/classes.jar:/Users/filipbabic/.gradle/caches/transforms-1/files-1.1/localbroadcastmanager-28.0.0.aar/80ced1accf06fcdcfedb682eaf2a5bc9/jars/classes.jar:/Users/filipbabic/.gradle/caches/transforms-1/files-1.1/print-28.0.0.aar/aae6287a942ab8ba12fcec02da8f4bf1/jars/classes.jar:/Users/filipbabic/.gradle/caches/transforms-1/files-1.1/viewmodel-1.1.1.aar/e24cc03de48b0754dccb58ab6942699b/jars/classes.jar:/Users/filipbabic/.gradle/caches/transforms-1/files-1.1/interpolator-28.0.0.aar/9246ce08ad47755b3e2b668e10ac7383/jars/classes.jar:/Users/filipbabic/.gradle/caches/transforms-1/files-1.1/livedata-1.1.1.aar/eee4efad31d597e7a8e2f576b220b688/jars/classes.jar:/Users/filipbabic/.gradle/caches/transforms-1/files-1.1/livedata-core-1.1.1.aar/483c1989ad3fac37aa11fd5470280e4f/jars/classes.jar:/Users/filipbabic/.gradle/caches/modules-2/files-2.1/android.arch.lifecycle/common/1.1.1/207a6efae6a3555e326de41f76bdadd9a239cbce/common-1.1.1.jar:/Users/filipbabic/.gradle/caches/transforms-1/files-1.1/runtime-1.1.1.aar/6602d08ce1d27eb8f759559c4cb89a19/jars/classes.jar:/Users/filipbabic/.gradle/caches/modules-2/files-2.1/android.arch.core/common/1.1.1/e55b70d1f5620db124b3e85a7f4bdc7bd48d9f95/common-1.1.1.jar:/Users/filipbabic/.gradle/caches/modules-2/files-2.1/com.android.support/support-annotations/28.0.0/ed73f5337a002d1fd24339d5fb08c2c9d9ca60d8/support-annotations-28.0.0.jar:/Users/filipbabic/.gradle/caches/modules-2/files-2.1/com.android.support.constraint/constraint-layout-solver/1.1.3/bde0667d7414c16ed62d3cfe993cff7f9d732373/constraint-layout-solver-1.1.3.jar:/Users/filipbabic/.gradle/caches/modules-2/files-2.1/org.jetbrains.kotlinx/kotlinx-coroutines-core-common/1.1.1/7ed04382bdf0c89c5d87ac462aa4935ae8e85243/kotlinx-coroutines-core-common-1.1.1.jar:/Users/filipbabic/.gradle/caches/transforms-1/files-1.1/firebase-database-collection-16.0.1.aar/39cb4f6a7303ac2f8bf75221dc929998/jars/classes.jar:/Users/filipbabic/.gradle/caches/transforms-1/files-1.1/protolite-well-known-types-16.0.1.aar/bfdb3fe194e487a1ffdc51524a02badf/jars/classes.jar:/Users/filipbabic/.gradle/caches/modules-2/files-2.1/com.google.guava/listenablefuture/9999.0-empty-to-avoid-conflict-with-guava/b421526c5f297295adef1c886e5246c39d4ac629/listenablefuture-9999.0-empty-to-avoid-conflict-with-guava.jar:/Users/filipbabic/.gradle/caches/modules-2/files-2.1/com.squareup.okhttp/okhttp/2.7.5/7a15a7db50f86c4b64aa3367424a60e3a325b8f1/okhttp-2.7.5.jar:/Users/filipbabic/.gradle/caches/modules-2/files-2.1/org.jetbrains.kotlin/kotlin-stdlib-common/1.3.20/7d7934e26ce34da1a0a8d00e38038d7cf3375e89/kotlin-stdlib-common-1.3.20.jar:/Users/filipbabic/.gradle/caches/modules-2/files-2.1/org.jetbrains/annotations/13.0/919f0dfe192fb4e063e7dacadee7f8bb9a2672a9/annotations-13.0.jar:/Users/filipbabic/.gradle/caches/modules-2/files-2.1/com.google.protobuf/protobuf-lite/3.0.1/59b5b9c6e1a3054696d23492f888c1f8b583f5fc/protobuf-lite-3.0.1.jar:/Users/filipbabic/.gradle/caches/modules-2/files-2.1/com.squareup.okio/okio/1.13.0/a9283170b7305c8d92d25aff02a6ab7e45d06cbe/okio-1.13.0.jar:/Users/filipbabic/.gradle/caches/modules-2/files-2.1/com.google.guava/guava/26.0-android/ef69663836b339db335fde0df06fb3cd84e3742b/guava-26.0-android.jar:/Users/filipbabic/.gradle/caches/modules-2/files-2.1/io.grpc/grpc-context/1.16.1/4adb6d55045b21cb384bc4498d4a7593f6cab8d7/grpc-context-1.16.1.jar:/Users/filipbabic/.gradle/caches/modules-2/files-2.1/io.opencensus/opencensus-contrib-grpc-metrics/0.12.3/a4c7ff238a91b901c8b459889b6d0d7a9d889b4d/opencensus-contrib-grpc-metrics-0.12.3.jar:/Users/filipbabic/.gradle/caches/modules-2/files-2.1/io.opencensus/opencensus-api/0.12.3/743f074095f29aa985517299545e72cc99c87de0/opencensus-api-0.12.3.jar:/Users/filipbabic/.gradle/caches/modules-2/files-2.1/com.google.errorprone/error_prone_annotations/2.2.0/88e3c593e9b3586e1c6177f89267da6fc6986f0c/error_prone_annotations-2.2.0.jar:/Users/filipbabic/.gradle/caches/modules-2/files-2.1/com.google.code.findbugs/jsr305/3.0.2/25ea2e8b0c338a877313bd4672d3fe056ea78f0d/jsr305-3.0.2.jar:/Users/filipbabic/.gradle/caches/modules-2/files-2.1/org.codehaus.mojo/animal-sniffer-annotations/1.17/f97ce6decaea32b36101e37979f8b647f00681fb/animal-sniffer-annotations-1.17.jar:/Users/filipbabic/.gradle/caches/modules-2/files-2.1/org.checkerframework/checker-compat-qual/2.5.2/dc0b20906c9e4b9724af29d11604efa574066892/checker-compat-qual-2.5.2.jar:/Users/filipbabic/.gradle/caches/modules-2/files-2.1/com.google.j2objc/j2objc-annotations/1.1/976d8d30bebc251db406f2bdb3eb01962b5685b3/j2objc-annotations-1.1.jar:/Users/filipbabic/Library/Android/sdk/platforms/android-28/android.jar" />
-          <option name="noStdlib" value="true" />
-          <option name="noReflect" value="true" />
-          <option name="moduleName" value="app_debug" />
-          <option name="addCompilerBuiltIns" value="true" />
-          <option name="loadBuiltInsFromDependencies" value="true" />
-          <option name="languageVersion" value="1.3" />
-          <option name="apiVersion" value="1.3" />
-          <option name="pluginOptions">
-            <array>
-              <option value="plugin:org.jetbrains.kotlin.android:experimental=false" />
-              <option value="plugin:org.jetbrains.kotlin.android:enabled=true" />
-              <option value="plugin:org.jetbrains.kotlin.android:defaultCacheImplementation=hashMap" />
-            </array>
-          </option>
-          <option name="pluginClasspaths">
-            <array>
-              <option value="$USER_HOME$/.gradle/caches/modules-2/files-2.1/org.jetbrains.kotlin/kotlin-android-extensions/1.3.11/61615dc1b4490a6a1940454da57496356067e488/kotlin-android-extensions-1.3.11.jar" />
-            </array>
-          </option>
-        </compilerArguments>
-      </configuration>
-    </facet>
-  </component>
-  <component name="NewModuleRootManager" LANGUAGE_LEVEL="JDK_1_7">
-    <output url="file://$MODULE_DIR$/build/intermediates/javac/debug/compileDebugJavaWithJavac/classes" />
-    <output-test url="file://$MODULE_DIR$/build/intermediates/javac/debugUnitTest/compileDebugUnitTestJavaWithJavac/classes" />
-    <exclude-output />
-    <content url="file://$MODULE_DIR$">
-      <sourceFolder url="file://$MODULE_DIR$/build/generated/source/apt/debug" isTestSource="false" generated="true" />
-      <sourceFolder url="file://$MODULE_DIR$/build/generated/aidl_source_output_dir/debug/compileDebugAidl/out" isTestSource="false" generated="true" />
-      <sourceFolder url="file://$MODULE_DIR$/build/generated/source/buildConfig/debug" isTestSource="false" generated="true" />
-      <sourceFolder url="file://$MODULE_DIR$/build/generated/renderscript_source_output_dir/debug/compileDebugRenderscript/out" isTestSource="false" generated="true" />
-      <sourceFolder url="file://$MODULE_DIR$/build/generated/res/google-services/debug" type="java-resource" />
-      <sourceFolder url="file://$MODULE_DIR$/build/generated/res/rs/debug" type="java-resource" />
-      <sourceFolder url="file://$MODULE_DIR$/build/generated/res/resValues/debug" type="java-resource" />
-      <sourceFolder url="file://$MODULE_DIR$/build/generated/source/apt/androidTest/debug" isTestSource="true" generated="true" />
-      <sourceFolder url="file://$MODULE_DIR$/build/generated/aidl_source_output_dir/debugAndroidTest/compileDebugAndroidTestAidl/out" isTestSource="true" generated="true" />
-      <sourceFolder url="file://$MODULE_DIR$/build/generated/source/buildConfig/androidTest/debug" isTestSource="true" generated="true" />
-      <sourceFolder url="file://$MODULE_DIR$/build/generated/renderscript_source_output_dir/debugAndroidTest/compileDebugAndroidTestRenderscript/out" isTestSource="true" generated="true" />
-      <sourceFolder url="file://$MODULE_DIR$/build/generated/res/rs/androidTest/debug" type="java-test-resource" />
-      <sourceFolder url="file://$MODULE_DIR$/build/generated/res/resValues/androidTest/debug" type="java-test-resource" />
-      <sourceFolder url="file://$MODULE_DIR$/build/generated/source/apt/test/debug" isTestSource="true" generated="true" />
-      <sourceFolder url="file://$MODULE_DIR$/src/debug/res" type="java-resource" />
-      <sourceFolder url="file://$MODULE_DIR$/src/debug/resources" type="java-resource" />
-      <sourceFolder url="file://$MODULE_DIR$/src/debug/assets" type="java-resource" />
-      <sourceFolder url="file://$MODULE_DIR$/src/debug/aidl" isTestSource="false" />
-      <sourceFolder url="file://$MODULE_DIR$/src/debug/java" isTestSource="false" />
-      <sourceFolder url="file://$MODULE_DIR$/src/debug/rs" isTestSource="false" />
-      <sourceFolder url="file://$MODULE_DIR$/src/debug/shaders" isTestSource="false" />
-      <sourceFolder url="file://$MODULE_DIR$/src/testDebug/res" type="java-test-resource" />
-      <sourceFolder url="file://$MODULE_DIR$/src/testDebug/resources" type="java-test-resource" />
-      <sourceFolder url="file://$MODULE_DIR$/src/testDebug/assets" type="java-test-resource" />
-      <sourceFolder url="file://$MODULE_DIR$/src/testDebug/aidl" isTestSource="true" />
-      <sourceFolder url="file://$MODULE_DIR$/src/testDebug/java" isTestSource="true" />
-      <sourceFolder url="file://$MODULE_DIR$/src/testDebug/rs" isTestSource="true" />
-      <sourceFolder url="file://$MODULE_DIR$/src/testDebug/shaders" isTestSource="true" />
-      <sourceFolder url="file://$MODULE_DIR$/src/androidTestDebug/res" type="java-test-resource" />
-      <sourceFolder url="file://$MODULE_DIR$/src/androidTestDebug/resources" type="java-test-resource" />
-      <sourceFolder url="file://$MODULE_DIR$/src/androidTestDebug/assets" type="java-test-resource" />
-      <sourceFolder url="file://$MODULE_DIR$/src/androidTestDebug/aidl" isTestSource="true" />
-      <sourceFolder url="file://$MODULE_DIR$/src/androidTestDebug/java" isTestSource="true" />
-      <sourceFolder url="file://$MODULE_DIR$/src/androidTestDebug/rs" isTestSource="true" />
-      <sourceFolder url="file://$MODULE_DIR$/src/androidTestDebug/shaders" isTestSource="true" />
-      <sourceFolder url="file://$MODULE_DIR$/src/main/res" type="java-resource" />
-      <sourceFolder url="file://$MODULE_DIR$/src/main/resources" type="java-resource" />
-      <sourceFolder url="file://$MODULE_DIR$/src/main/assets" type="java-resource" />
-      <sourceFolder url="file://$MODULE_DIR$/src/main/aidl" isTestSource="false" />
-      <sourceFolder url="file://$MODULE_DIR$/src/main/java" isTestSource="false" />
-      <sourceFolder url="file://$MODULE_DIR$/src/main/rs" isTestSource="false" />
-      <sourceFolder url="file://$MODULE_DIR$/src/main/shaders" isTestSource="false" />
-      <sourceFolder url="file://$MODULE_DIR$/src/test/res" type="java-test-resource" />
-      <sourceFolder url="file://$MODULE_DIR$/src/test/resources" type="java-test-resource" />
-      <sourceFolder url="file://$MODULE_DIR$/src/test/assets" type="java-test-resource" />
-      <sourceFolder url="file://$MODULE_DIR$/src/test/aidl" isTestSource="true" />
-      <sourceFolder url="file://$MODULE_DIR$/src/test/java" isTestSource="true" />
-      <sourceFolder url="file://$MODULE_DIR$/src/test/rs" isTestSource="true" />
-      <sourceFolder url="file://$MODULE_DIR$/src/test/shaders" isTestSource="true" />
-      <sourceFolder url="file://$MODULE_DIR$/src/androidTest/res" type="java-test-resource" />
-      <sourceFolder url="file://$MODULE_DIR$/src/androidTest/resources" type="java-test-resource" />
-      <sourceFolder url="file://$MODULE_DIR$/src/androidTest/assets" type="java-test-resource" />
-      <sourceFolder url="file://$MODULE_DIR$/src/androidTest/aidl" isTestSource="true" />
-      <sourceFolder url="file://$MODULE_DIR$/src/androidTest/java" isTestSource="true" />
-      <sourceFolder url="file://$MODULE_DIR$/src/androidTest/rs" isTestSource="true" />
-      <sourceFolder url="file://$MODULE_DIR$/src/androidTest/shaders" isTestSource="true" />
-      <excludeFolder url="file://$MODULE_DIR$/build/generated/not_namespaced_r_class_sources" />
-      <excludeFolder url="file://$MODULE_DIR$/build/generated/source/r" />
-      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/annotation_processor_list" />
-      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/apk_list" />
-      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/blame" />
-      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/bundle_manifest" />
-      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/check_manifest_result" />
-      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/compatible_screen_manifest" />
-      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/dex" />
-      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/incremental" />
-      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/instant_app_manifest" />
-      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/instant_run_merged_manifests" />
-      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/javac" />
-      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/jniLibs" />
-      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/lint_jar" />
-      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/merged_assets" />
-      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/merged_manifests" />
-      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/metadata_application_id" />
-      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/metadata_feature_manifest" />
-      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/prebuild" />
-      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/processed_res" />
-      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/res" />
-      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/rs" />
-      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/shader_assets" />
-      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/shaders" />
-      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/signing_config" />
-      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/symbols" />
-      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/transforms" />
-      <excludeFolder url="file://$MODULE_DIR$/build/kotlin" />
-      <excludeFolder url="file://$MODULE_DIR$/build/outputs" />
-      <excludeFolder url="file://$MODULE_DIR$/build/tmp" />
-    </content>
-    <orderEntry type="jdk" jdkName="Android API 28 Platform" jdkType="Android SDK" />
-    <orderEntry type="sourceFolder" forTests="false" />
-    <orderEntry type="library" name="Gradle: com.android.support:design:28.0.0@aar" level="project" />
-    <orderEntry type="library" name="Gradle: com.google.android.gms:play-services-ads-identifier:16.0.0@aar" level="project" />
-    <orderEntry type="library" name="Gradle: io.grpc:grpc-protobuf-lite:1.16.1@jar" level="project" />
-    <orderEntry type="library" name="Gradle: com.android.support:support-fragment:28.0.0@aar" level="project" />
-    <orderEntry type="library" name="Gradle: com.android.support:localbroadcastmanager:28.0.0@aar" level="project" />
-    <orderEntry type="library" name="Gradle: io.grpc:grpc-core:1.16.1@jar" level="project" />
-    <orderEntry type="library" name="Gradle: io.opencensus:opencensus-contrib-grpc-metrics:0.12.3@jar" level="project" />
-    <orderEntry type="library" name="Gradle: com.android.support:animated-vector-drawable:28.0.0@aar" level="project" />
-    <orderEntry type="library" name="Gradle: android.arch.lifecycle:viewmodel:1.1.1@aar" level="project" />
-    <orderEntry type="library" name="Gradle: com.squareup.okhttp:okhttp:2.7.5@jar" level="project" />
-    <orderEntry type="library" name="Gradle: com.android.support:loader:28.0.0@aar" level="project" />
-    <orderEntry type="library" name="Gradle: android.arch.core:runtime:1.1.1@aar" level="project" />
-    <orderEntry type="library" name="Gradle: org.jetbrains.kotlinx:kotlinx-coroutines-core-common:1.1.1@jar" level="project" />
-    <orderEntry type="library" name="Gradle: android.arch.lifecycle:livedata-core:1.1.1@aar" level="project" />
-    <orderEntry type="library" name="Gradle: org.jetbrains.kotlin:kotlin-stdlib-jdk7:1.3.11@jar" level="project" />
-    <orderEntry type="library" name="Gradle: com.google.firebase:firebase-analytics:16.3.0@aar" level="project" />
-    <orderEntry type="library" name="Gradle: com.android.support:cursoradapter:28.0.0@aar" level="project" />
-    <orderEntry type="library" name="Gradle: org.koin:koin-core:1.0.2@jar" level="project" />
-    <orderEntry type="library" name="Gradle: org.jetbrains.kotlinx:kotlinx-coroutines-android:1.1.1@jar" level="project" />
-    <orderEntry type="library" name="Gradle: io.grpc:grpc-stub:1.16.1@jar" level="project" />
-    <orderEntry type="library" name="Gradle: android.arch.lifecycle:runtime:1.1.1@aar" level="project" />
-    <orderEntry type="library" name="Gradle: org.jetbrains.kotlin:kotlin-stdlib-common:1.3.20@jar" level="project" />
-    <orderEntry type="library" name="Gradle: com.android.support:support-compat:28.0.0@aar" level="project" />
-    <orderEntry type="library" name="Gradle: org.checkerframework:checker-compat-qual:2.5.2@jar" level="project" />
-    <orderEntry type="library" name="Gradle: com.android.support:cardview-v7:28.0.0@aar" level="project" />
-    <orderEntry type="library" name="Gradle: com.google.firebase:firebase-iid:17.0.3@aar" level="project" />
-    <orderEntry type="library" name="Gradle: com.google.errorprone:error_prone_annotations:2.2.0@jar" level="project" />
-    <orderEntry type="library" name="Gradle: org.jetbrains:annotations:13.0@jar" level="project" />
-    <orderEntry type="library" name="Gradle: org.koin:koin-android:1.0.2@aar" level="project" />
-    <orderEntry type="library" name="Gradle: com.google.android.gms:play-services-measurement-api:16.3.0@aar" level="project" />
-    <orderEntry type="library" name="Gradle: com.google.firebase:firebase-database-collection:16.0.1@aar" level="project" />
-    <orderEntry type="library" name="Gradle: com.google.firebase:firebase-core:16.0.7@aar" level="project" />
-    <orderEntry type="library" name="Gradle: com.google.j2objc:j2objc-annotations:1.1@jar" level="project" />
-    <orderEntry type="library" name="Gradle: com.google.firebase:firebase-common:16.0.4@aar" level="project" />
-    <orderEntry type="library" name="Gradle: org.jetbrains.kotlin:kotlin-stdlib:1.3.20@jar" level="project" />
-    <orderEntry type="library" name="Gradle: com.google.android.gms:play-services-flags:16.0.1@aar" level="project" />
-    <orderEntry type="library" name="Gradle: com.google.firebase:firebase-analytics-impl:16.3.0@aar" level="project" />
-    <orderEntry type="library" name="Gradle: com.google.firebase:firebase-firestore:18.0.1@aar" level="project" />
-    <orderEntry type="library" name="Gradle: com.google.code.findbugs:jsr305:3.0.2@jar" level="project" />
-    <orderEntry type="library" name="Gradle: com.android.support:support-vector-drawable:28.0.0@aar" level="project" />
-    <orderEntry type="library" name="Gradle: com.android.support:support-core-utils:28.0.0@aar" level="project" />
-    <orderEntry type="library" name="Gradle: com.android.support:recyclerview-v7:28.0.0@aar" level="project" />
-    <orderEntry type="library" name="Gradle: com.android.support:support-annotations:28.0.0@jar" level="project" />
-    <orderEntry type="library" name="Gradle: com.google.guava:guava:26.0-android@jar" level="project" />
-    <orderEntry type="library" name="Gradle: com.google.protobuf:protobuf-lite:3.0.1@jar" level="project" />
-    <orderEntry type="library" name="Gradle: io.grpc:grpc-context:1.16.1@jar" level="project" />
-    <orderEntry type="library" name="Gradle: com.android.support:interpolator:28.0.0@aar" level="project" />
-    <orderEntry type="library" name="Gradle: com.android.support:transition:28.0.0@aar" level="project" />
-    <orderEntry type="library" name="Gradle: android.arch.lifecycle:livedata:1.1.1@aar" level="project" />
-    <orderEntry type="library" name="Gradle: com.android.support:drawerlayout:28.0.0@aar" level="project" />
-    <orderEntry type="library" name="Gradle: com.android.support:support-v4:28.0.0@aar" level="project" />
-    <orderEntry type="library" name="Gradle: com.android.support.constraint:constraint-layout-solver:1.1.3@jar" level="project" />
-    <orderEntry type="library" name="Gradle: org.jetbrains.kotlin:kotlin-stdlib-jdk8:1.3.11@jar" level="project" />
-    <orderEntry type="library" name="Gradle: com.google.firebase:firebase-auth-interop:16.0.1@aar" level="project" />
-    <orderEntry type="library" name="Gradle: com.android.support:documentfile:28.0.0@aar" level="project" />
-    <orderEntry type="library" name="Gradle: com.android.support:slidingpanelayout:28.0.0@aar" level="project" />
-    <orderEntry type="library" name="Gradle: io.grpc:grpc-android:1.16.1@aar" level="project" />
-    <orderEntry type="library" name="Gradle: io.opencensus:opencensus-api:0.12.3@jar" level="project" />
-    <orderEntry type="library" name="Gradle: com.android.support:appcompat-v7:28.0.0@aar" level="project" />
-    <orderEntry type="library" name="Gradle: com.google.android.gms:play-services-measurement-base:16.3.0@aar" level="project" />
-    <orderEntry type="library" name="Gradle: com.squareup.okio:okio:1.13.0@jar" level="project" />
-    <orderEntry type="library" name="Gradle: com.google.firebase:firebase-iid-interop:16.0.1@aar" level="project" />
-    <orderEntry type="library" name="Gradle: com.android.support:collections:28.0.0@jar" level="project" />
-    <orderEntry type="library" name="Gradle: com.google.firebase:firebase-measurement-connector-impl:17.0.5@aar" level="project" />
-    <orderEntry type="library" name="Gradle: com.android.support:support-core-ui:28.0.0@aar" level="project" />
-    <orderEntry type="library" name="Gradle: io.grpc:grpc-okhttp:1.16.1@jar" level="project" />
-    <orderEntry type="library" name="Gradle: com.android.support:asynclayoutinflater:28.0.0@aar" level="project" />
-    <orderEntry type="library" name="Gradle: com.android.support.constraint:constraint-layout:1.1.3@aar" level="project" />
-    <orderEntry type="library" name="Gradle: com.android.support:print:28.0.0@aar" level="project" />
-    <orderEntry type="library" name="Gradle: org.jetbrains.kotlinx:kotlinx-coroutines-core:1.1.1@jar" level="project" />
-    <orderEntry type="library" name="Gradle: com.google.android.gms:play-services-stats:16.0.1@aar" level="project" />
-    <orderEntry type="library" name="Gradle: android.arch.core:common:1.1.1@jar" level="project" />
-    <orderEntry type="library" name="Gradle: com.android.support:versionedparcelable:28.0.0@aar" level="project" />
-    <orderEntry type="library" name="Gradle: com.google.android.gms:play-services-base:16.0.1@aar" level="project" />
-    <orderEntry type="library" name="Gradle: com.google.firebase:firebase-auth:16.1.0@aar" level="project" />
-    <orderEntry type="library" name="Gradle: com.google.firebase:protolite-well-known-types:16.0.1@aar" level="project" />
-    <orderEntry type="library" name="Gradle: com.android.support:viewpager:28.0.0@aar" level="project" />
-    <orderEntry type="library" name="Gradle: com.google.code.gson:gson:2.8.2@jar" level="project" />
-    <orderEntry type="library" name="Gradle: android.arch.lifecycle:common:1.1.1@jar" level="project" />
-    <orderEntry type="library" name="Gradle: com.google.android.gms:play-services-basement:16.1.0@aar" level="project" />
-    <orderEntry type="library" name="Gradle: org.codehaus.mojo:animal-sniffer-annotations:1.17@jar" level="project" />
-    <orderEntry type="library" name="Gradle: com.android.support:coordinatorlayout:28.0.0@aar" level="project" />
-    <orderEntry type="library" name="Gradle: com.android.support:customview:28.0.0@aar" level="project" />
-    <orderEntry type="library" name="Gradle: com.android.support:swiperefreshlayout:28.0.0@aar" level="project" />
-    <orderEntry type="library" name="Gradle: com.google.firebase:firebase-measurement-connector:17.0.1@aar" level="project" />
-    <orderEntry type="library" name="Gradle: com.google.guava:listenablefuture:9999.0-empty-to-avoid-conflict-with-guava@jar" level="project" />
-    <orderEntry type="library" name="Gradle: com.android.support:support-media-compat:28.0.0@aar" level="project" />
-    <orderEntry type="library" name="Gradle: com.google.android.gms:play-services-tasks:16.0.1@aar" level="project" />
-  </component>
-</module>
\ No newline at end of file
diff --git a/presentations/Part 0 - Premeditation.key b/presentations/Part 0 - Premeditation.key
new file mode 100644
index 0000000..f116aac
Binary files /dev/null and b/presentations/Part 0 - Premeditation.key differ
diff --git a/presentations/Part 1 - Introduction to asynchronous programming.key b/presentations/Part 1 - Introduction to asynchronous programming.key
new file mode 100644
index 0000000..01e738f
Binary files /dev/null and b/presentations/Part 1 - Introduction to asynchronous programming.key differ
diff --git a/presentations/Part 2 - Coroutines 101.key b/presentations/Part 2 - Coroutines 101.key
new file mode 100644
index 0000000..9d1211c
Binary files /dev/null and b/presentations/Part 2 - Coroutines 101.key differ
diff --git a/presentations/Part 3 - Explaining the inner works.key b/presentations/Part 3 - Explaining the inner works.key
new file mode 100644
index 0000000..8266135
Binary files /dev/null and b/presentations/Part 3 - Explaining the inner works.key differ
diff --git a/presentations/Part 4 - Advanced programming with coroutines.key b/presentations/Part 4 - Advanced programming with coroutines.key
new file mode 100644
index 0000000..57c9b26
Binary files /dev/null and b/presentations/Part 4 - Advanced programming with coroutines.key differ