Add line and sample to add_aux_band
Three new SConscripts.
Remove commented lines in SConscript.
Merge pull request #175 from asfadmin/jsn

3 new sconscripts.
Add 3 SConscripts.
Update SConstruct.
Merge pull request #177 from asfadmin/jsn

Add 3 sconscripts.
Merge pull request #176 from khogenso/devel

Make fit_warp and remap available is library code.  Also, better "no data" in geotiffs.
Merge branch 'add_aux_band' of https://github.com/asfadmin/ASF_MapReady into devel

Conflicts:
	src/add_aux_band/add_aux_band.c
Merge branch 'devel' of https://github.com/asfadmin/ASF_MapReady into devel
So-called "smart" way of indicating unused variables