diff --git a/.gitignore b/.gitignore
index fb8e9e0..3a874cb 100644
--- a/.gitignore
+++ b/.gitignore
@@ -12,6 +12,15 @@
 bin/
 gen/
 
+.idea
+.gradle
+build/
+gradle/
+gradlew
+gradlew.bat
+
+.settings/
+
 # Local configuration file (sdk path, etc)
 local.properties
 
diff --git a/PressureNet-SDK.iml b/PressureNet-SDK.iml
new file mode 100644
index 0000000..eebb826
--- /dev/null
+++ b/PressureNet-SDK.iml
@@ -0,0 +1,135 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<module external.linked.project.id="PressureNet-SDK" external.linked.project.path="$MODULE_DIR$" external.root.project.path="$MODULE_DIR$" external.system.id="GRADLE" external.system.module.group="" external.system.module.version="unspecified" type="JAVA_MODULE" version="4">
+  <component name="FacetManager">
+    <facet type="android-gradle" name="Android-Gradle">
+      <configuration>
+        <option name="GRADLE_PROJECT_PATH" value=":" />
+      </configuration>
+    </facet>
+    <facet type="android" name="Android">
+      <configuration>
+        <option name="SELECTED_BUILD_VARIANT" value="debug" />
+        <option name="SELECTED_TEST_ARTIFACT" value="_android_test_" />
+        <option name="ASSEMBLE_TASK_NAME" value="assembleDebug" />
+        <option name="COMPILE_JAVA_TASK_NAME" value="compileDebugSources" />
+        <option name="SOURCE_GEN_TASK_NAME" value="generateDebugSources" />
+        <option name="ASSEMBLE_TEST_TASK_NAME" value="assembleDebugAndroidTest" />
+        <option name="COMPILE_JAVA_TEST_TASK_NAME" value="compileDebugAndroidTestSources" />
+        <option name="TEST_SOURCE_GEN_TASK_NAME" value="generateDebugAndroidTestSources" />
+        <option name="ALLOW_USER_CONFIGURATION" value="false" />
+        <option name="RES_FOLDERS_RELATIVE_PATH" value="file://$MODULE_DIR$/res" />
+        <option name="LIBRARY_PROJECT" value="true" />
+      </configuration>
+    </facet>
+  </component>
+  <component name="NewModuleRootManager" inherit-compiler-output="false">
+    <output url="file://$MODULE_DIR$/build/intermediates/classes/debug" />
+    <output-test url="file://$MODULE_DIR$/build/intermediates/classes/androidTest/debug" />
+    <exclude-output />
+    <content url="file://$MODULE_DIR$">
+      <sourceFolder url="file://$MODULE_DIR$/build/generated/source/r/debug" isTestSource="false" generated="true" />
+      <sourceFolder url="file://$MODULE_DIR$/build/generated/source/aidl/debug" 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/source/rs/debug" isTestSource="false" generated="true" />
+      <sourceFolder url="file://$MODULE_DIR$/build/generated/res/rs/debug" type="java-resource" />
+      <sourceFolder url="file://$MODULE_DIR$/build/generated/res/generated/debug" type="java-resource" />
+      <sourceFolder url="file://$MODULE_DIR$/build/generated/source/r/androidTest/debug" isTestSource="true" generated="true" />
+      <sourceFolder url="file://$MODULE_DIR$/build/generated/source/aidl/androidTest/debug" 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/source/rs/androidTest/debug" 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/generated/androidTest/debug" type="java-test-resource" />
+      <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/jni" isTestSource="false" />
+      <sourceFolder url="file://$MODULE_DIR$/src/debug/rs" isTestSource="false" />
+      <sourceFolder url="file://$MODULE_DIR$/res" type="java-resource" />
+      <sourceFolder url="file://$MODULE_DIR$/src" type="java-resource" />
+      <sourceFolder url="file://$MODULE_DIR$/assets" type="java-resource" />
+      <sourceFolder url="file://$MODULE_DIR$/src" isTestSource="false" />
+      <sourceFolder url="file://$MODULE_DIR$/src/main/jni" isTestSource="false" />
+      <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/jni" isTestSource="true" />
+      <sourceFolder url="file://$MODULE_DIR$/src/androidTest/rs" isTestSource="true" />
+      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/assets" />
+      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/bundles" />
+      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/classes" />
+      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/coverage-instrumented-classes" />
+      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/dependency-cache" />
+      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/dex" />
+      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/dex-cache" />
+      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/exploded-aar/com.android.support/appcompat-v7/22.0.0/jars" />
+      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/exploded-aar/com.android.support/mediarouter-v7/22.0.0/jars" />
+      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/exploded-aar/com.android.support/support-v4/22.0.0/jars" />
+      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/exploded-aar/com.google.android.gms/play-services-ads/7.5.0/jars" />
+      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/exploded-aar/com.google.android.gms/play-services-analytics/7.5.0/jars" />
+      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/exploded-aar/com.google.android.gms/play-services-appindexing/7.5.0/jars" />
+      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/exploded-aar/com.google.android.gms/play-services-appinvite/7.5.0/jars" />
+      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/exploded-aar/com.google.android.gms/play-services-appstate/7.5.0/jars" />
+      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/exploded-aar/com.google.android.gms/play-services-base/7.5.0/jars" />
+      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/exploded-aar/com.google.android.gms/play-services-cast/7.5.0/jars" />
+      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/exploded-aar/com.google.android.gms/play-services-drive/7.5.0/jars" />
+      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/exploded-aar/com.google.android.gms/play-services-fitness/7.5.0/jars" />
+      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/exploded-aar/com.google.android.gms/play-services-games/7.5.0/jars" />
+      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/exploded-aar/com.google.android.gms/play-services-gcm/7.5.0/jars" />
+      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/exploded-aar/com.google.android.gms/play-services-identity/7.5.0/jars" />
+      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/exploded-aar/com.google.android.gms/play-services-location/7.5.0/jars" />
+      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/exploded-aar/com.google.android.gms/play-services-maps/7.5.0/jars" />
+      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/exploded-aar/com.google.android.gms/play-services-nearby/7.5.0/jars" />
+      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/exploded-aar/com.google.android.gms/play-services-panorama/7.5.0/jars" />
+      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/exploded-aar/com.google.android.gms/play-services-plus/7.5.0/jars" />
+      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/exploded-aar/com.google.android.gms/play-services-safetynet/7.5.0/jars" />
+      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/exploded-aar/com.google.android.gms/play-services-wallet/7.5.0/jars" />
+      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/exploded-aar/com.google.android.gms/play-services-wearable/7.5.0/jars" />
+      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/exploded-aar/com.google.android.gms/play-services/7.5.0/jars" />
+      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/incremental" />
+      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/jacoco" />
+      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/javaResources" />
+      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/libs" />
+      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/lint" />
+      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/manifests" />
+      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/ndk" />
+      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/pre-dexed" />
+      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/proguard" />
+      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/res" />
+      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/rs" />
+      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/symbols" />
+      <excludeFolder url="file://$MODULE_DIR$/build/outputs" />
+      <excludeFolder url="file://$MODULE_DIR$/build/tmp" />
+    </content>
+    <orderEntry type="jdk" jdkName="Android API 21 Platform" jdkType="Android SDK" />
+    <orderEntry type="sourceFolder" forTests="false" />
+    <orderEntry type="library" exported="" name="play-services-base-7.5.0" level="project" />
+    <orderEntry type="library" exported="" name="play-services-appinvite-7.5.0" level="project" />
+    <orderEntry type="library" exported="" name="play-services-panorama-7.5.0" level="project" />
+    <orderEntry type="library" exported="" name="play-services-drive-7.5.0" level="project" />
+    <orderEntry type="library" exported="" name="play-services-gcm-7.5.0" level="project" />
+    <orderEntry type="library" exported="" name="play-services-appindexing-7.5.0" level="project" />
+    <orderEntry type="library" exported="" name="support-annotations-22.0.0" level="project" />
+    <orderEntry type="library" exported="" name="play-services-wearable-7.5.0" level="project" />
+    <orderEntry type="library" exported="" name="play-services-safetynet-7.5.0" level="project" />
+    <orderEntry type="library" exported="" name="play-services-games-7.5.0" level="project" />
+    <orderEntry type="library" exported="" name="play-services-maps-7.5.0" level="project" />
+    <orderEntry type="library" exported="" name="play-services-plus-7.5.0" level="project" />
+    <orderEntry type="library" exported="" name="play-services-fitness-7.5.0" level="project" />
+    <orderEntry type="library" exported="" name="support-v4-22.0.0" level="project" />
+    <orderEntry type="library" exported="" name="mediarouter-v7-22.0.0" level="project" />
+    <orderEntry type="library" exported="" name="play-services-analytics-7.5.0" level="project" />
+    <orderEntry type="library" exported="" name="play-services-7.5.0" level="project" />
+    <orderEntry type="library" exported="" name="play-services-wallet-7.5.0" level="project" />
+    <orderEntry type="library" exported="" name="play-services-identity-7.5.0" level="project" />
+    <orderEntry type="library" exported="" name="appcompat-v7-22.0.0" level="project" />
+    <orderEntry type="library" exported="" name="play-services-appstate-7.5.0" level="project" />
+    <orderEntry type="library" exported="" name="play-services-nearby-7.5.0" level="project" />
+    <orderEntry type="library" exported="" name="play-services-cast-7.5.0" level="project" />
+    <orderEntry type="library" exported="" name="play-services-ads-7.5.0" level="project" />
+    <orderEntry type="library" exported="" name="play-services-location-7.5.0" level="project" />
+  </component>
+</module>
\ No newline at end of file
diff --git a/build.gradle b/build.gradle
index f69d031..b8f5e25 100644
--- a/build.gradle
+++ b/build.gradle
@@ -3,21 +3,22 @@ buildscript {
         mavenCentral()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:0.4'
+        classpath 'com.android.tools.build:gradle:1.2.3'
     }
 }
-apply plugin: 'android-library'
+apply plugin: 'com.android.library'
 
 dependencies {
+    compile 'com.google.android.gms:play-services:7.5.0'
 }
 
 android {
-    compileSdkVersion 17
-    buildToolsVersion "17"
+    compileSdkVersion 21
+    buildToolsVersion "21.1.2"
 
     defaultConfig {
-        minSdkVersion 8
-        targetSdkVersion 17
+        minSdkVersion 9
+        targetSdkVersion 21
     }
     sourceSets {
         main {