Improve debuggability: when the environment variable DEBUG_CHARM is set, pass extra flags to Charmonizer (which in turn get passed to every test compile), and goose up the verbosity level to 2.
Improve debuggability: when the environment variable DEBUG_CHARM is set, pass
extra flags to Charmonizer (which in turn get passed to every test compile),
and goose up the verbosity level to 2.


git-svn-id: cb1f56016b938a9eb977ee3833dcaa0292d8bc39@467767 13f79535-47bb-0310-9956-ffa450edef68

apache/lucy-charmonizer,apache/lucy-charmonizer