Add support for memcached extension
cleanups, phpdocs, code formating
Update require-dev and suggest
Install memcache extension before composer setup.
Maybe this will help composer to detect memcache.
Enable memcached extension in travis
s/memcache/memcached/
Install new libmemcached for php 5.5 build
bugfix: broken build should now gracefully fail
install newest libmemcache
Maybe removing those packages will help?
There is no libmemcached10 on travis vm
bugfix: broken build should now gracefully fail