Merge pull request #131 from Crazy-Marvin/dependabot/gradle/gdxVersion-1.14.0

Bump gdxVersion from 1.13.1 to 1.14.0

Author: CrazyMarvin

build.gradle

@@ -23,7 +23,7 @@ allprojects {
     version = '1.0'
     ext {
         appName = "Halma"
-        gdxVersion = '1.13.1'
+        gdxVersion = '1.14.0'
 
     }