only call avgtool if checkbox is selected. when creating ipa always use the values in the IPA
Merge branch 'provide_version_fix' of github.com:timothy-volvo/xcode-plugin into timothy-volvo-provide_version_fix

Updated pull-request with handling of null provideApplicationVersion

Conflicts:
	src/main/java/au/com/rayh/XCodeBuilder.java
Merge branch 'timothy-volvo-provide_version_fix'