Added buttons to README
Fixed travis config
Merge pull request #2 in ORNO/cache from develop to master

* commit 'e9bc55e738cacde14987e97c660e6c16767b540b':
  Fixed travis config
  Added buttons to README
Changes to travis config
Enable memcached extension
Changed memcached test to touch memcached
Changed memcached server to localhost
Fixed an issue, the memcached keys were being set to an unreadable format and because of this the tests were always returning false. This fix was also applied to the APC tests but they are still incorrectly working.
Merge pull request #3 in ORNO/cache from develop to master

* commit '605ea90d94ed107da339fc7088b97e69f219f849':
  Fixed an issue, the memcached keys were being set to an unreadable format and because of this the tests were always returning false. This fix was also applied to the APC tests but they are still incorrectly working.
Postfixed the adapter classes with Adapter, other changes were to reflect these changes.
Merge pull request #4 in ORNO/cache from develop to master

* commit '0aecec04ff6df3217373c26cfe6d802d8090d87d':
  Postfixed the adapter classes with Adapter, other changes were to reflect these changes.
Disable apc testing temporarily as it does not run on multiple processes
Merge branch 'master' of ssh://wan1.skl.me:2222/orno/cache