Improve config.gradle

config.gradle

@@ -13,9 +13,10 @@ ext {
                    androidSupportSdkVersion: "25.4.0",
                    retrofitSdkVersion      : "2.3.0",
                    dagger2SdkVersion       : "2.11",
+                   glideSdkVersion         : "4.0.0",
                    butterknifeSdkVersion   : "8.7.0",
                    rxlifecycleSdkVersion   : "1.0",
-                   rxlifecycle2SdkVersion   : "2.1.0",
+                   rxlifecycle2SdkVersion  : "2.1.0",
                    espressoSdkVersion      : "2.2.2",
                    canarySdkVersion        : "1.5.1"
         ]
@@ -36,7 +37,9 @@ ext {
                 "retrofit-adapter-rxjava2" : "com.squareup.retrofit2:adapter-rxjava2:${version["retrofitSdkVersion"]}",
                 "okhttp3"                  : "com.squareup.okhttp3:okhttp:3.8.1",
                 "okhttp-urlconnection"     : "com.squareup.okhttp:okhttp-urlconnection:2.0.0",
-                "glide"                    : "com.github.bumptech.glide:glide:3.8.0",
+                "glide"                    : "com.github.bumptech.glide:glide:${version["glideSdkVersion"]}",
+                "glide-compiler"           : "com.github.bumptech.glide:compiler:${version["glideSdkVersion"]}",
+                "glide-loader-okhttp3"     : "com.github.bumptech.glide:okhttp3-integration:${version["glideSdkVersion"]}",
                 "picasso"                  : "com.squareup.picasso:picasso:2.5.2",
 
                 //view