Merge pull request #459 from einhverfr/1.3

Fixing bug 1240, false alarms of credit exceeded.
Merge pull request #468 from einhverfr/1.3

Updating version numbers for 1.3.45
Merge pull request #471 from einhverfr/1.3

Fixing changelog
Fix for bug 1258, manual tax on invoice screen did not respect number formats
Merge pull request #70 from ledgersmb/1.3

1.3