Bump version from 0.20 to 0.21

fornwall · fornwall · commit 50230df06072 · 2018-04-12T01:38:29.000+02:00
diff --git a/app/build.gradle b/app/build.gradle
@@ -7,8 +7,8 @@ android {
         applicationId "com.termux.api"
         minSdkVersion 21
         targetSdkVersion 27
-        versionCode 20
-        versionName "0.20"
+        versionCode 21
+        versionName "0.21"
     }
 
     buildTypes {
