Token-based auth for publishing the plugin

build.gradle

@@ -46,7 +46,7 @@ intellij {
   publishPlugin {
     channels publishChannels.split(',')
     username publishUsername
-    password publishPassword
+    token publishToken
   }
 }
 

gradle.properties

@@ -5,7 +5,7 @@ version=SNAPSHOT
 javaVersion=1.8
 kotlinVersion=1.3.40
 publishUsername=username
-publishPassword=password
+publishToken=token
 publishChannels=eap
 # Since 192 version of IJ java plugin should be defined separately
 # Set this value to true if you are going to run tests under idea version < 192