Bump version to 3.1.0

Author: nikartx

support/build.gradle

@@ -3,7 +3,7 @@ apply plugin: 'kotlin-android'
 
 ext {
     PUBLISH_GROUP_ID = 'io.github.nikartm'
-    PUBLISH_VERSION = '3.0.0'
+    PUBLISH_VERSION = '3.1.0'
     PUBLISH_ARTIFACT_ID = 'process-button'
     PUBLISH_DESCRIPTION = 'Android library. Animated striped button to show loading process.'
     PUBLISH_URL = 'https://github.com/nikartm/StripedProcessButton'