Auto-close start page on Mac when opening other desktop panel
Removed commented-out code and unused class
Revert "Update document about the build instruction"

This reverts commit 36af88b78f3188aa18a08f373fa8046cb75927d4.
Revert "Fix build by removing maven-plugine-tester from default option"

This reverts commit 51436f0f3386853de5b2f1c9df13321b09a3f4f9.
Ensured start page is not closed in tabbed desktop
Merge branch 'start-page-issue-on-Mac-SOAP-446' into origin/next

Conflicts:
	README.md
	pom.xml
	soapui-installer/pom.xml
	soapui-maven-plugin-tester/pom.xml
	soapui-maven-plugin/pom.xml
	soapui/pom.xml
Changed version to 4.6.0-SNAPSHOT