Based on stomp standard, the trailing whitespace on the content-length
header should be removed

Change-Id: Ia0a2f6996b2a0e549036ef4f9246bbe5c511cd62
The catch statement didn't get the Memcache exception

Change-Id: I2a5f4e7c40e7d098fdedd258dd9a95ccd8b9835e
Changed in_array to isExists (if supported)

Change-Id: Id0f0b875832ee1893142589335fc159cad15cedd
Fixed constant name

Change-Id: Ib21bd7806dbb59af6bdbeee297372c732737e365
Fixed memcacheq isExists compatibility to 0.2.0

Change-Id: Icd1a33cbe3625e1044f871e07e03728ba2682a0f
Removed FOR_UPDATE option

Change-Id: Iaad99bda33a3857825262f971089d2fd70b769da
Changed postfix number

Change-Id: I3740edac85bd1fe1b3a003ff261a26e492da1113
Fixed database implementation & unit tests

Change-Id: I4fae09b080abad7b44ec5ff933a8b5b5129aabc8
Fixed reviews

Change-Id: Ic6157043e9197d9188a9a6ed3fef1b916f11df3d
Changed static queue timeout to constant

Change-Id: I06f6d3a4dd56d104819dcad9c142bdffe6e18c5e
Fixed coding conventions

Change-Id: Iff1ae27e466451914ce3a35928e5c40732a9cc61
Merge pull request #11 from iwalz/develop

Fix DbQueue implementation