Errors from category importing now logs to file

Added in required line for specifing which log
Merge remote-tracking branch 'origin/curl-support' into article-update-support

Conflicts:
	Brafton Article Importer/admin/models/categories.php
Added support for article updates
Merged loading and updating routines

Removed existing implementation of article importing in favor of using
new version for consistency.
Fixed overactive cron
Added Apply Article Updates option

This is a new option under advanced settings. Defaults to On. Component
manifest is now at v0.7 and plugin manifest is now at v0.1.2.
Updated install script

The option row for article updates now properly gets inserted for new
installs.
Merge pull request #3 from ContentLEAD/dev

v0.7 - cURL and article updates support + various fixes
Merge remote-tracking branch 'origin/master' into experimental