Describe that the config is loaded via JSCS config loader

Closes #39
Bump jscs to 1.4.3

Avoid problems introduced in mdevils/node-jscs@d5fda4c with presets
directory not being available in the installation.
Release v0.4.3
Update to jscs@1.4.5

Skip bug introduced in v1.4.4
Release v0.4.4
Add a Release History section

Most Grunt plugins have a Release History section in the readme, so let's just document that ours is located in the releases page (isn't this logic?).
Fix typo in the Options section of the README
Bump JSCS to 1.5.1
Fix code styles in preparation for jscs 1.5.0
Merge branch 'mikesherov-patch-3'
Update devDependencies
Remove default value of .jscsrc from the config option

As this has been announced as deprecated as of v0.4.0, we're now good
to drop it, as we're about to release v0.5.0.

Closes #20
Bump JSCS to 1.5.2
Fix author/contributors entries in package.json

Use full name of @markelog and remove url from @gustavohenke
Release v0.5.0
Update default value of the config option

As the config option has the default value of null in v0.5.0, we need
to document so.
Also, remove the warning about that deprecation.
Release v0.5.1
Use default JSCS config loader by default unless rules specified
Move jscs config from the grunt task

Otherwise jscs module for text editors would not pick it up
Simplify explanation for "config" option