Merge branch 'release/psr0'

* release/psr0:
  added correct namespace
  removed help
  sybase psr-0
  sqlsrv psr-0
  sqlite psr-0
  postgresql psr-0
  pdo psr-0
  removed old oracle foo
  Oracle psr-0
  mysqli psr-0
  mssql psr-0
  cubrid psr-0
  Core and MySQL psr-0 complient
  removed codeigniter
  added psr-0 directory to composer.json
  readme update
Revert "added correct namespace"

This reverts commit 063735e4ccacdbe73a3c7627a83bbd095f9d2668.
Revert "mysqli psr-0"

This reverts commit 9ee139e1ea115869769eb2eab3402878584d1b26.
mysqli psr0
added namespaces
updated version number
Merge branch 'master' into release/3.0

* master:
  added namespaces
  mysqli psr0
  Revert "mysqli psr-0"
  Revert "added correct namespace"
Merge branch 'release/3.0' into develop

* release/3.0:
  updated version number
  added namespaces
  mysqli psr0
  Revert "mysqli psr-0"
  Revert "added correct namespace"