Added docpad.getIgnoreOpts method and used it where relevant
Fixed getBlocks method returning DocPad instead of blocks
Pay more attention to getmac errors. Ensure completion callback (if specified) always fires for error and track methods
Merge pull request #612 from Delapouite/fix-getBlocks

Fixed getBlocks method returning DocPad instead of blocks
Merge pull request #611 from Delapouite/dev

Added docpad.getIgnoreOpts method and used it where relevant
attempt at removing all process.exit calls, it should happen naturally as if docpad is included as a module, then we would kill the includer
fix failed tests from e2157fc45b355f27cb50a4f5d0f93efb1df9bb9a - was caused by writing an object (err.stack array) to stderr.write
Updated cakefile to latest
Merge branch 'dev-exitcode' into dev
fixed cakefile indentation
Fixed testers not exiting correctly - regression from 0913cae149e3268ab433c969303eeea251551fef
v6.52.0. Bugfix. Improvement.

- v6.52.0 September 8, 2013
	- Pay more attention to getmac errors
	- Ensure completion callback (when specified) is always fired for the
`DocPad::error` and `DocPad::track` methods
	- Fixed `DocPad::getBlocks` returning the DocPad instance instead of
the blocks
		- Thanks to [Bruno Heridet](https://github.com/Delapouite) for [pull
request #612](https://github.com/bevry/docpad/pull/612)
	- Added `DocPad::getIgnoreOpts` method to help clean up some code
		- Thanks to [Bruno Heridet](https://github.com/Delapouite) for [pull
request #612](https://github.com/bevry/docpad/pull/611)
	- Removed all calls to `process.exit` by instead destroying DocPad
properly causing an automatic shutdown if that is what is desired
	- Fatal errors are now written to stderr instead of stdout
	- Updated dependencies
fixed pull request mention in changelog
v6.52.1. Bugfix. Improvement.

- v6.52.1 September 8, 2013
	- Fixed "structure already exists" errors after successful `docpad
init` and `docpad skeleton` completion
		- Thanks to [Eduán Lávaque](https://github.com/Greduan) for [issue
#631](https://github.com/bevry/docpad/issues/631)
	- Better errors when a skeleton fails via the global `docpad run`
added regression info for latest fix