##kotlin初试
##用到的类库
compile "org.jetbrains.kotlin:kotlin-stdlib-jre7:$kotlin_version"
compile 'com.android.support.constraint:constraint-layout:1.0.0-beta5'
compile 'com.android.support:appcompat-v7:26.0.0-alpha1'
compile 'com.android.support:recyclerview-v7:26.0.0-alpha1'
compile 'com.squareup.retrofit2:retrofit:2.3.0'
compile 'com.squareup.retrofit2:converter-gson:2.3.0'
compile 'com.squareup.retrofit2:adapter-rxjava2:2.3.0'
compile 'com.github.bumptech.glide:glide:3.7.0'
compile 'io.reactivex.rxjava2:rxkotlin:2.0.3'
compile 'io.reactivex.rxjava2:rxjava:2.1.0'
compile 'io.reactivex.rxjava2:rxandroid:2.0.1'