Corrected URL for Extension Review Request

Corrected URL for "unassigned review requests"

Added lab.c.o as valid repo host

Under 'Criteria for passing a review'

This URL changed today as we moved these issues to their own gitlab project.

This URL changed today as we track these requests in their own gitlab project.

Fix filename of doc to match hook name

Add Docs on new theme hooks

add text re curl installation to Ubuntu

removed a reference to an Issue with installation

Fix #616 document hook_civicrm_getAssetUrl

removed a reference to an Issue with installation on Mac OS, which is now Closed - https://github.com/michaelmcandrew/civicrm-buildkit-docker/issues/15

Replaced jira references with gitlab references

Testing: Update PHPUnit versions

Adding theming information

UI: fix font-awesome icon links to show v4.7

update intro text

update re Jira deprecation

Update hook_civicrm_emailProcessorContact.md

Formatting and wording

Restructure to better incorporate Symfony hooks

Cmtool usage updates

Minor tweaks on recommendations

Correct URL for Extension Review Request