skip getting keys if memcache not connected
Merge pull request #1329 from sillydong/1.6

skip getting keys if memcache not connected
// Add block name footer to list_footer
[*] BO : Improvement #PSCSX-221 Show update items button
[*] BO : Improvement #PSCSX-541 Add bulk actions to Warehouses list
// themeconfigurator small fix
// Fix Missing meta keywords in blocklayered
[-] FO : Fix bug #PSCSX-534 customusization to zero as string
// some fixes
Merge branch '1.6' of https://github.com/PrestaShop/PrestaShop into 1.6
Merge pull request #1330 from djfm/1.6

[+] LO : Added Macedonian Installer
//small live edit bug fix with host mode
[*] BO: updating labels and descriptions for AdminThemes.
Merge branch '1.6' of https://github.com/PrestaShop/PrestaShop into 1.6
// revert
// revert parse error
// fixtures
Merge branch '1.6' of https://github.com/PrestaShop/PrestaShop into 1.6
Merge pull request #1331 from xBorderie/1.6

[*] BO: updating labels and descriptions for AdminThemes.
// Unify CMS title