Eliminate uninitialized value warnings in Report.pm.
Eliminate code generating uninitialized values warnings relating to #1116.
  To be reinstated later.
Merge pull request #62 from ehuelsmann/master

Eliminate uninitialized warnings in the http server logs
Fix issue #1111 (and potentially lots of others) due to PGNumber not
evaluating to false, even for zero-values.
Fix #1129: Aging (summary) report doesn't list any transactions,
  whereas 1.3 does on the same dataset.
Merge pull request #64 from ehuelsmann/master

Fixes for issues #1111 and #1129
Merge remote-tracking branch 'upstream/master'