Change references to main

Author: Dion Segijn

README.md

@@ -78,7 +78,7 @@ konfettiView.setOnClickListener(new View.OnClickListener() {
     }
 });
 ```
-See sample code here: https://github.com/DanielMartinus/Konfetti/blob/master/demo-simple-java/src/main/java/nl/dionsegijn/simple_demo/MainActivity.java
+See sample code here: https://github.com/DanielMartinus/Konfetti/blob/main/demo-simple-java/src/main/java/nl/dionsegijn/simple_demo/MainActivity.java
 
 ### Custom shapes
 
@@ -164,4 +164,4 @@ In line with the previous contribute section there are some already known issues
 
 ## License
 
-Konfetti is released under the ISC license. See [LICENSE](https://github.com/DanielMartinus/Konfetti/blob/master/LICENSE) for details.
+Konfetti is released under the ISC license. See [LICENSE](https://github.com/DanielMartinus/Konfetti/blob/main/LICENSE) for details.

gradle/bintray-java-v1.gradle

@@ -62,4 +62,4 @@ bintray {
     }
 }
 
-//from https://github.com/workarounds/bundler/blob/master/gradle/bintray-java-v1.gradle
+//from https://github.com/workarounds/bundler/blob/main/gradle/bintray-java-v1.gradle

konfetti/build.gradle

@@ -22,7 +22,7 @@ ext {
     developerEmail = '[email protected]'
 
     licenseName = 'ISC'
-    licenseUrl = 'https://github.com/DanielMartinus/Konfetti/blob/master/LICENSE'
+    licenseUrl = 'https://github.com/DanielMartinus/Konfetti/blob/main/LICENSE'
     allLicenses = ["ISC"]
 }