Refactor getBuiltInMacros() to be SBSv1 specific. This are the hard-coded macros misc macros we are adding for SBSv1.
For SBSv2, they are retrieved from the sbs config query. Also, clean up some API and comments on public APIS
bin.includes = .,\
META-INF/,\
icons/,\
plugin.xml,\
NewsReaderPlugin.jar,\
data/
jars.compile.order = NewsReaderPlugin.jar,\
.
output.NewsReaderPlugin.jar = bin/
source.NewsReaderPlugin.jar = src/