Merge pull request #23 from apardo/staging

Actualización 20140519
Merge pull request #24 from apardo/staging

Staging
Merge pull request #26 from apardo/staging

Staging
Moving tasks order, file has to be created first before being copied

Moving order back to before, adding a stat to check if file exists

Correcting use of stat conditional

Typo
Merge pull request #27 from apardo/staging

Staging
Removing EDX_ANSIBLE_DUMP_VARS from create backup copy
Merge branch 'staging' of https://github.com/iaen-edu/configuration into staging
Merge pull request #1218 from edx/han/backup-server-vars

Moving create backup of server vars
try except block for hipchat connection
Merge pull request #1219 from edx/jarv/try-except-block

try except block for hipchat connection
Moving tasks order, file has to be created first before being copied

Moving order back to before, adding a stat to check if file exists

Correcting use of stat conditional

Typo

Removing EDX_ANSIBLE_DUMP_VARS from create backup copy

Using file instead of copy module

using copy / backup module

Adding back logic to check if file exists

Moving tasks order, file has to be created first before being copied

Moving order back to before, adding a stat to check if file exists

Correcting use of stat conditional

Typo

Removing EDX_ANSIBLE_DUMP_VARS from create backup copy

Using file instead of copy module

using copy / backup module

Adding back logic to check if file exists

Logic to make sure that backup of server-var.yml works
Pulling out backup server-var.yml
Merge pull request #1222 from edx/han/backup-server-vars

Pulling out backup server-var.yml
Merge branch 'master' of https://github.com/edx/configuration into staging