waf: create program groups for main products

Currently we need to build a different binary for each type of copter frame.
This is a preparation for setting all those binaries to a group called
"copter". We create the groups for the rest of the main products for
consistency.

APMrover2/wscript

@@ -26,5 +26,6 @@ def build(bld):
 
     bld.ap_program(
         program_name='ardurover',
+        program_groups=['bin', 'rover'],
         use=vehicle + '_libs',
     )

AntennaTracker/wscript

@@ -14,5 +14,6 @@ def build(bld):
 
     bld.ap_program(
         program_name='antennatracker',
+        program_groups=['bin', 'antennatracker'],
         use=vehicle + '_libs',
     )

ArduCopter/wscript

@@ -35,5 +35,6 @@ def build(bld):
 
     bld.ap_program(
         program_name='arducopter',
+        program_groups=['bin', 'copter'],
         use=vehicle + '_libs',
     )

ArduPlane/wscript

@@ -36,5 +36,6 @@ def build(bld):
 
     bld.ap_program(
         program_name='arduplane',
+        program_groups=['bin', 'plane'],
         use=vehicle + '_libs',
     )