BibEdit: improvements for master

1: D205 Blank line missing between one-line summary and description
4: I102 copyright year is outdated, expected 2014 but got 2012
32:28: E126 continuation line over-indented for hanging indent
39: D101 Docstring missing
41:30: E261 at least two spaces before inline comment
43: D400 First line should end with '.', not 's'
96: D401 First line should be imperative: 'return', not 'returns'
96: D209 Put multi-line docstring closing quotes on separate line
96: D202 No blank lines allowed *after* method docstring, found 1
96: D400 First line should end with '.', not 'y'
96: D205 Blank line missing between one-line summary and description
96: D208 Docstring is over-indented
102:26: E261 at least two spaces before inline comment
156:46: E261 at least two spaces before inline comment
174:46: E261 at least two spaces before inline comment
178: D102 Docstring missing
213:5: E303 too many blank lines (2)
213: D401 First line should be imperative: 'create', not 'creates'
213: D400 First line should end with '.', not 'e'
246:19: E127 continuation line over-indented for visual indent
260: D400 First line should end with '.', not 'e'
270: D400 First line should end with '.', not 'e'
274: D400 First line should end with '.', not 'e'
282: D400 First line should end with '.', not 'e'
319:13: F841 local variable 'dummy' is assigned to but never used
333: D400 First line should end with '.', not 't'
340:56: E251 unexpected spaces around keyword / parameter equals
340:58: E251 unexpected spaces around keyword / parameter equals
340: D209 Put multi-line docstring closing quotes on separate line
340: D205 Blank line missing between one-line summary and description
340: D208 Docstring is over-indented
346:13: F841 local variable 'dummy' is assigned to but never used
411:37: E261 at least two spaces before inline comment
413:18: E261 at least two spaces before inline comment
422: D400 First line should end with '.', not 's'
440: D401 First line should be imperative: 'Thi', not 'This'
440: D400 First line should end with '.', not 'd'
440: D205 Blank line missing between one-line summary and description