Added AAR classes into APK dex.
Extracting AAR Java resources into target/unpacked-libs/--aar-folder--/javaResources for an APK build and adding that to the resource classpath.
updated comment about sdk lib usage to latest version
Merge pull request #279 from william-ferguson-au/aar-consumption-fixes

Aar consumption fixes
Merge branch 'master' of github.com:jayway/maven-android-plugin
Fix the HAR resolution - will only work for armabi at this particular moment but fixes the samples build.
Merge branch 'master' of https://github.com/jayway/maven-android-plugin
Fixed the ProGuard config path that contains spaces
Merge pull request #281 from mmadev/FixProGuardConfigPath

Fixed the ProGuard config path that contains ' - '
Merge pull request #280 from johanlindquist/master

Fix the HAR resolution - will only work for armabi at this particular mo...
Fix proguard on windows
Fix to allow AAR project to have resources that directly reference resources from a dependent AAR.
Merge pull request #282 from Shusshu/issue-proguard

Fix proguard on windows
Merge pull request #283 from william-ferguson-au/aar-consumption-fixes-2

Fix to allow AAR project to have resources that directly reference resources from a dependent AAR
Proguard: Platform specific quotes
Merge pull request #284 from Shusshu/issue-proguard-platform

Proguard: Platform specific quotes
Attach jar artifact if instructed to (fix for issue 139)
upgrade to maven plugin testing 3.1.0
Fixing issue 441: wrong identifiers in R file in apklib module
Merge pull request #285 from greek1979/master

Attach jar artifact if instructed to (fix for issue 139)