Updated Spanish translation
Updated Slovenian translation
CamelKolabIMAPXProvider: removed shell command option from user interface

* as per E-D-S commit 94323fee9b9c8b6ad85a9fea36574b7992e45e8,
  removed the shell command option from the provider config
  dialog
* for a rationale, see the git log for the upstream commit
configure.ac: bumped minimum lib requirements
libekolabconv: header include fixes

* Evo/E-D-S now enforce inclusion of only one
  header file for their libs
libekolabutil: header include fixes

* Evo/E-D-S now enforce inclusion of only one
  header file for their libs
CamelKolabSession: header include fixes

* Evo/E-D-S now enforce inclusion of only one
  header file for their libs
CamelKolabIMAPXStore: GLib 2.32 GMutex fixups

* g_mutex_new() / g_mutex_free() have been deprecated
  in GLib 2.32 in favor of g_mutex_init() / g_mutex_clear()
CamelKolabImapxMetadata: GLib 2.32 GMutex fixups

* g_mutex_new() / g_mutex_free() have been deprecated
  in GLib 2.32 in favor of g_mutex_init() / g_mutex_clear()
libekolab: header include fixes

* Evo/E-D-S now enforce inclusion of only one
  header file for their libs
KolabMailAccess: GLib 2.32 GMutex fixups

* g_mutex_new() / g_mutex_free() have been deprecated
  in GLib 2.32 in favor of g_mutex_init() / g_mutex_clear()
tests: header include fixes

* Evo/E-D-S now enforce inclusion of only one
  header file for their libs
EPlugin: header include fixes

* Evo/E-D-S now enforce inclusion of only one
  header file for their libs
addressbook: header include fixes

* Evo/E-D-S now enforce inclusion of only one
  header file for their libs
addressbook: one more header include fix
EBookBackendKolab: GLib 2.32 GMutex fixups

* g_mutex_new() / g_mutex_free() have been deprecated
  in GLib 2.32 in favor of g_mutex_init() / g_mutex_clear()
calendar: header include fixes

* Evo/E-D-S now enforce inclusion of only one
  header file for their libs
ECalBackendKolab: GLib 2.32 GMutex fixups

* g_mutex_new() / g_mutex_free() have been deprecated
  in GLib 2.32 in favor of g_mutex_init() / g_mutex_clear()
Updated French translation
Updated Slovenian translation