refs #44 status class
refs #44 dynamical status variables from gcs backend
refs #44 null termination
Refs #59: Fixes compilation on PowerPC to the extent possible (in QEMU-emulated VM)
Ref #61: Revisions to admin guide pages.
Merge branch '3.x' of https://github.com/codership/galera into 3.x

Updates to admin guide pages.
refs #44 - some evs statistics, histogram improvements
regs #44 - cleanups
refs #44 - dynamical status variables implementation

Currently implemented for gcs backend status gathering. Status class
is simple string based key-value store, which is appended to the
wsrep_status_var array.
Merge branch 'gh44' into 2.x
refs #44 - dynamical status variables implementation, merged from 2.x

Currently implemented for gcs backend status gathering. Status class
is simple string based key-value store, which is appended to the
wsrep_status_var array.
refs #44 - assing string type for stat vars, assign incoming address pointer
           to correct array
refs #44 - assing string type for stat vars, assign incoming address pointer
           to correct array
Merge branch '2.x' into 3.x
Merge galera-3.x upto 02264c3afb1a045e1ef820253a9a59d57492514e