Disable plugins upgrade.
Disable camp installation on upgrade.
Backup application.ini on upgrade process.
don't connect with db before saving db data
remove installation mark
remoce test comment
remove comments from CampInstallationBase.php
Merge pull request #318 from ahilles107/installation_fixes

Installation fixes
remove console script execution from installer

On some configurations (at this point) it cause errors with doctrine connection. The poit is removing cache - rm -rf do this also.
apply last fixes
remove testing
Merge pull request #319 from ahilles107/fix_last_things

apply last fixes
add info about writable proxy on installation
Merge pull request #320 from ahilles107/fix_last_things

add info about writable proxy on installation
Fix for SITE-491
remove wrong index

remove wrong index from Subscriptions table
Merge pull request #323 from terwey/SITE-491

Fix for SITE-491
Merge pull request #322 from ahilles107/v4.2

[4.2.1] Remove wrong index
Add missing tables for installer
Return $subscription instead true