apply plugin: 'com.android.library' android { compileSdkVersion 21 buildToolsVersion "23.0.2" defaultConfig { minSdkVersion 14 targetSdkVersion 4 } buildTypes { release { minifyEnabled false proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.txt' } } } dependencies { compile project(':libraries:Android-Pdf-Viewer-Library:gestureimageview') }