IDE-854
IDE-875

Theme projects will not how deployment assembly
configuration that adds m2e-liferay/theme-resources
directory to the build. When liferay maven theme
mojos are automatically executed it will use the
theme-resources directory as its output location.
IDE-916

Added BuildThumbnailGoalAction
IDE-914

Added BuildCSSGoalAction
IDE-915

Added ThemeMergeGoalAction
IDE-918

Added BuildWSDDGoalAction
IDE-910

Added BuildExtGoalAction
IDE-883

Added progress monitors to all maven executions