Fix deprecation warnings

[KronicDeth]

Changelog

Enhancements

• Make plugin updatable without a restart when installing from the JetBrains Marketplace. (If installing from file on GitHub you still need to restart due to a limitation in the JetBrains API.). JetBrains refers to this as a Dyanmic Plugin.
  • Convert DepsWatcher from project component to project listener
  • Convert Watcher from module component to project listener
  • Make org.elixir_lang.packageManager extension point dynamic
• Remove unnecessary assert.

Bug Fixes

• Fix deprecation warnings for IntelliJ IDEA 2020.2
  • Replace fileTypeFactory extensions with fileType
  • Convert fileTypes to Kotlin
  • Replace uses of deprecated Project#baseDir
  • Replace uses of deprecated ContainerUtil.newHashMap
  • Replace defaultLiveTemplatesProvider with defaultLiveTemplates
• Fix error reporting formatting
  • Fix new lines around excerpts so that code blocks quote correctly
  • Use FILE:LINE format for excerpt location, so it can be used in editors for rapid lookup.
  • Separate title from message
  • Remove use of ErrorBean
  • Pass project for LevelPropertyPusher DumbModeTask
  • Don't use constructor injection for SetupSDKNotificationProvider
  • Don't use AnnotationHolder::create* APIs and use AnnotationBuilder instead.
    • Convert Annotators to Kotlin
  • Use logger.error directly instead of LogMessageEx
  • spaceExistanceTypeBetweenTokens replaced with spaceExistenceTypeBetweenTokens
  • Replace ListCellRendererWrapper with SimpleListCellRenderer
  • Replace StdFileTypes.PLAIN_TEXT with FileTypes.PLAIN_TEXT
  • Replace LanguageSubstitutors.INSTANCE with getInstance()
  • Replace ReportMessages.ERROR_REPORT with ReportMessages.getErrorReport()
  • Replace DefaultProgramRunner with GenericProgramRunner
    • Have only one runner for all configurations in plugin since body of runner was all the same for non-debug.
  • Don't override deprecated flushBufferBeforeTerminating()
  • Don't override deprecated acceptsFile
  • Override initExtra(Project) instead of initExtra(Project, MessageBus, Engine)
  • Replace NamedFoldingDescriptor with FoldingDescriptor
    • Convert folding.Builder to Kotlin
  • Replace file with value for @Storage annotation
  • Replace checkBox(fieldName, title) with checkBox(title, getter, setter)
  • Replace com.intellij.util.contains.Predicate with java.util.function.Predicate
  • Replace CodeStyleSettingsManager with CodeStyle
  • Replace Comparing.equal with Objects.equals
• Fix Atom annotator to only annotator within current element.
  Annotation keyword pair's key and colon instead of annotating the keyword key and the colon outside of it.
• Fix ifAccessToString
  I missed taking the 3rd element of the tuple to get [Access, :get] and was checking the outer tuple directly.
  • Convert beam.assembly.ParserDefinition to Kotlin