Take "pads" and "stdpass" modules from kicad-libs and remove local copy.

- atrf/wpan-atrf.pro, atusd/atusd.pro, cntr/cntr.pro: use "pads" footprint
  from kicad-libs
- atrf/wpan-atrf.pro, cntr/cntr.pro: use "stdpass" footprint from
  kicad-libs
- AUTHORS, modules/INFO, modules/pads.fpd, modules/stdpass.fpd: removed
  pads.fpd and stdpass.fpd

modules/INFO

@@ -12,9 +12,6 @@ N: AN043
 # Mini-USB B receptable (SMT; almost generic)
 F: mini_usb_b
 
-# Standard rectangular passive components
-F: stdpass
-
 # "Generic" simple QFN
 F: qfn
 #
@@ -45,9 +42,6 @@ F: qfp
 F: xtal-4
 N: nx3225sa
 
-# Solder pads and test points
-F: pads
-
 # 0805 package with six pads
 F: 0805-6