Use jcenter for HoloCircularProgressBar and gson

.gitmodules

@@ -7,6 +7,3 @@
 [submodule "ShowcaseView"]
 	path = ShowcaseView
 	url = https://github.com/amlcurran/ShowcaseView.git
-[submodule "android-HoloCircularProgressBar"]
-	path = android-HoloCircularProgressBar
-	url = https://github.com/passsy/android-HoloCircularProgressBar.git

News-Android-App/build.gradle

@@ -39,14 +39,14 @@ dependencies {
     // You must install or update the Google Repository through the SDK manager to use this dependency.
     // The Google Repository (separate from the corresponding library) can be found in the Extras category.
     // compile 'com.google.android.gms:play-services:4.2.42'
-    compile files('src/main/libs/gson-2.2.4.jar')
     compile project(':Changeloglib:ChangeLogLibrary')
     compile project(':ownCloud-Account-Importer')
     compile project(':ShowcaseView:library')
-    compile project(':android-HoloCircularProgressBar:library')
     compile 'com.android.support:support-v4:22.2.0'
     compile 'com.android.support:appcompat-v7:22.2.0'
     compile 'com.android.support:design:22.2.0'
+    compile 'de.mrmaffen:holocircularprogressbar:1.0.1'
+    compile 'com.google.code.gson:gson:2.3.1'
     compile 'com.jakewharton:butterknife:5.1.+'
     compile 'com.squareup.picasso:picasso:2.3.1@jar'
     compile 'com.sothree.slidinguppanel:library:+'

android-HoloCircularProgressBar

@@ -1 +0,0 @@
-Subproject commit cea2318fdf41f693fd7ce2dd27fbf551c35c844d

settings.gradle

@@ -1,4 +1,3 @@
 include ':News-Android-App', ':ownCloud-Account-Importer'
 include ':Changeloglib:ChangeLogLibrary'
 include ':ShowcaseView:library'
-include ':android-HoloCircularProgressBar:library'