Merge pull request #20 from rkhwaja/master

Merged in changes that improve investment file parsing.
Merge cleanups.
Version number correction
Added a sample ofx file that contains multiple accounts.
Version number bump to 0.6.
Merge.
Documented how to run the tests
Initial commit for fail_fast vs. fail with warnings. The parser optionally logs poorly formatted transactions. Default behavior unchanged. Tests added for new funcationality. Tests imported from Wave copy of library to test datetime conversion
Added errors for bad deciaml numbers
Refactored and made investment accounts also allow mangled input when fail_fast is False
Fixed several pylint errors
Raise OfxParserException if the ofx object is empty. This was in the package's todo.
Added buystock and sellstock in investments.
Refactored to use try-except to handle IndexErrors
Fixed styling issue raised by Ash. Changed errors to unicode. Split 'except Exception' into list of expected errors.
Merge pull request #22 from iffy/doctestrun

Documented how to run the tests
Credit: iffy
Added account_type attribute to Account

This is to get at the CHECKING/SAVINGS attribute
Updating AUTHORS file.
Merge remote-tracking branch 'guyrt/master'
Updated AUTHORS file.