Add: core submodule and implement new gradle configuration structure

versions.gradle

@@ -10,18 +10,16 @@ versions.androidx_constraint_layout = "2.0.4"
 versions.androidx_lifecycle = "2.2.0"
 versions.androidx_recycler_view = "1.2.0"
 versions.androidx_navigation = "2.3.5"
-versions.okhttp_logging_interceptor = "4.9.1"
+versions.okhttp_interceptor = "4.9.1"
 versions.retrofit = "2.9.0"
 versions.timber = "4.7.1"
-versions.koin = "2.2.2"
+versions.koin = "2.2.3"
 versions.rx_core = "2.2.21"
 versions.rx_android = "2.1.1"
 versions.junit = "4.13.2"
 versions.test = "1.3.0"
 versions.test_ext = "1.1.2"
 versions.espresso = "3.3.0"
-versions.lottie = "3.7.0"
-versions.picasso = "2.71828"
 
 def build_versions = [:]
 build_versions.min_sdk = 21
@@ -61,9 +59,9 @@ room.runtime = "androidx.room:room-runtime:$versions.room"
 room.compiler = "androidx.room:room-compiler:$versions.room"
 
 def koin = [:]
-koin.core = "org.koin:koin-android:$versions.koin"
-koin.scope = "org.koin:koin-androidx-scope:$versions.koin"
-koin.viewmodel = "org.koin:koin-androidx-viewmodel:$versions.koin"
+koin.core = "io.insert-koin:koin-android:$versions.koin"
+koin.scope = "io.insert-koin:koin-androidx-scope:$versions.koin"
+koin.viewmodel = "io.insert-koin:koin-androidx-viewmodel:$versions.koin"
 
 def rx = [:]
 rx.core = "io.reactivex.rxjava2:rxjava:$versions.rx_core"
@@ -81,8 +79,6 @@ retrofit.rx = "com.squareup.retrofit2:adapter-rxjava2:$versions.retrofit"
 
 def thirdparty = [:]
 thirdparty.timber = "com.jakewharton.timber:timber:$versions.timber"
-thirdparty.lottie = "com.airbnb.android:lottie:$versions.lottie"
-thirdparty.picasso = "com.squareup.picasso:picasso:$versions.picasso"
 
 def core = [:]
 core.room = room
@@ -107,8 +103,7 @@ ext.deps = deps
 
 static def addRepos(RepositoryHandler handler) {
   handler.google()
-  handler.jcenter()
-  handler.maven { url 'https://oss.sonatype.org/content/repositories/snapshots' }
+  handler.mavenCentral()
 }
 
 ext.addRepos = this.&addRepos