completed diagnostics generation REST implementation. Bug 694.
completed diagnostics generation REST implementation. Bug 694.

Added os_mon stats, implemented filteration of password from config,
implemented nice log formatting.

Signed-off-by: Matt Ingenthron <0b8dd71424cffcab543578047c2fbe6fd032151b@cep.net>

vzasade/ns_server,membase/ns_server,daverigby/ns_server,mschoch/ns_server,membase/ns_server,ingenthr/ns_server,daverigby/ns_server,pavel-blagodov/ns_server,ceejatec/ns_server,ceejatec/ns_server,nimishzynga/ns_server,t3rm1n4l/ns_server,mschoch/ns_server,vzasade/ns_server,daverigby/ns_server,membase/ns_server,t3rm1n4l/ns_server,nimishzynga/ns_server,ceejatec/ns_server,t3rm1n4l/ns_server,pavel-blagodov/ns_server,ceejatec/ns_server,ceejatec/ns_server,membase/ns_server,t3rm1n4l/ns_server,pavel-blagodov/ns_server,ingenthr/ns_server,nimishzynga/ns_server,daverigby/ns_server,vzasade/ns_server,nimishzynga/ns_server,mschoch/ns_server,mschoch/ns_server,ingenthr/ns_server,membase/ns_server,mschoch/ns_server,t3rm1n4l/ns_server,membase/ns_server,vzasade/ns_server,nimishzynga/ns_server,ingenthr/ns_server,nimishzynga/ns_server,ceejatec/ns_server,mschoch/ns_server,daverigby/ns_server,pavel-blagodov/ns_server