Merge branch 'release-0.12.1' into develop
updating poms for 0.12.2-SNAPSHOT development
formatting.
refactored jsp tag spec to a less convoluted implementation.
updated return type.
refactored jsp tag class.
modified visibility and constructor.
updating poms for 0.13.0 release
renamed tag proxy class.
doc updates.
updating poms for 0.13.0 release
Merge branch 'release-0.13.0'