Fix PHPRC and php.ini path

https://bugzilla.redhat.com/show_bug.cgi?id=956962
Remove unused hooks.
fix for bz963035, bz963607 - use spawn and rate limit for curl
Rsync the tc limit settings on gear move.
Bug 961785 - Cartridge URL install failed

* Insufficient output to debug
Fix bug 963286: remove uservars from v2
Make jboss cluster variables cartridge-scoped

Eliminate the use of the uservars gear directory.
Merge pull request #2521 from VojtechVitek/bz956962_2

Merged by openshift-bot
Merge pull request #2522 from mrunalp/dev/haproxy_hook

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Merge pull request #2523 from rajatchopra/master

Merged by openshift-bot
Merge pull request #2525 from rmillner/online_runtime_296

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Merge pull request #2526 from jwhonce/bug/961785

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Merge pull request #2527 from ironcladlou/v2migration/jboss-clustering

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Merge pull request #2528 from pmorie/bugs/963286

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WIP Cartridge Refactor - Allow CartridgeRepository#instantiate_cartridge overlay existing cartridge

* Support for fast migrations
Merge pull request #2530 from jwhonce/wip/v2v2_migration

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refix 961904
no need for semicolon check
Bug 962324: Add status output to jenkins-client
spec file cleanup