Adding switch_mprintf (broken out from sqlite)

Adding new %w to mprintf to auto escape both single quote and backslashes
Improve the tab completion a tad and fix some sqlite/odbc compat with new mprintf opts
Change the default stream writer to use switch_vmprintf so %q/%w can be used there too



git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@15875 d0543943-73ff-0310-b7d9-9358b9ac24b2

Makefile.am

@@ -67,6 +67,7 @@ src/switch_buffer.c \
 src/switch_caller.c \
 src/switch_channel.c \
 src/switch_console.c \
+src/switch_mprintf.c\
 src/switch_core_media_bug.c \
 src/switch_core_timer.c \
 src/switch_core_asr.c \
@@ -142,6 +143,7 @@ src/include/switch_core_event_hook.h\
 src/include/switch_scheduler.h\
 src/include/switch_core.h\
 src/include/switch_core_db.h\
+src/include/switch_mprintf.h\
 src/include/switch_config.h\
 src/include/switch_event.h\
 src/include/switch_frame.h\