Revert "Refactored common->legacy .xml/properties"

This reverts commit 536c297d69814eafb9487b8ea7ee1427a0b4cd98.

The name and function of these configuration files has nothing to do
with the "loci-common" component in components/common, and hence should
not have been renamed. Rather, these common configuration files contain
logic common to every component.
Announce title before generating sources

Previously, the generate-source target would get called before
init-title, so you could not easily tell for which component sources
were being generated.
Merge pull request #496 from ctrueden/ant-fixes

Fix some minor Ant build issues