Numerous changes mostly on the change of the @themeDirectory LESS variable

Customwork.info.txt
* Corrected bug in link to docs
app-settings.css.less
* Modified @themeDirectory to include the path
* Modified LinkColorHover to lighten.
README.txt
* Modified to reflect the @themeDirectory change.
groundwork.drush.inc
* Removed info_alteratio which isn't there.
* Modified info_alteration to reflect change in CustomWork.info
* Modified settings_alterations to be the same as LESS' @themeDirectory
typography.css.less
* Removed text-rendering in headings that makes spaces in text too wide
layout-*.css.less
* Modified comments regarding @themeDirectory
media-helper-*.css.less and mixins-typography.css.less
* Modified paths to reflect the change in @themeDirectory
variables.css.less
* Modified the value of color scheming variables.
comment.tpl.php
* Removed the redundant permalink.