feeds: enable cloning of specific git commit

Following syntax should be used to enable this feature:

src-git custom git://openwrt/custom-feed^SHA_COMMIT_ID

Signed-off-by: Luka Perkov <luka@openwrt.org>

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@38172 3c298f89-4303-0410-b956-a3cf2f4a3e73
avr32: add support for 3.10

Signed-off-by: Gabor Juhos <juhosg@openwrt.org>

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@38173 3c298f89-4303-0410-b956-a3cf2f4a3e73
avr32: switch to 3.10

It works:
    _______                     ________        __
   |       |.-----.-----.-----.|  |  |  |.----.|  |_
   |   -   ||  _  |  -__|     ||  |  |  ||   _||   _|
   |_______||   __|_____|__|__||________||__|  |____|
            |__| W I R E L E S S   F R E E D O M
   -----------------------------------------------------
   BARRIER BREAKER (Bleeding Edge, r38163)
   -----------------------------------------------------
    * 1/2 oz Galliano         Pour all ingredients into
    * 4 oz cold Coffee        an irish coffee mug filled
    * 1 1/2 oz Dark Rum      with crushed ice. Stir.
    * 2 tsp. Creme de Cacao
   -----------------------------------------------------
  root@OpenWrt:/# uname -a
  Linux OpenWrt 3.10.12 #1 Tue Sep 24 18:47:12 CEST 2013 avr32 GNU/Linux
  root@OpenWrt:/# cat /proc/cpuinfo
  processor       : 0
  chip type       : AT32AP700x revision C
  cpu arch        : AVR32B revision 1
  cpu core        : AP7 revision 0
  cpu MHz         : 140.000
  i-cache         : 16K (4 ways x 128 sets x 32)
  d-cache         : 16K (4 ways x 128 sets x 32)
  features        : dsp simd ocd perfctr java
  bogomips        : 281.23
  root@OpenWrt:/#

Signed-off-by: Gabor Juhos <juhosg@openwrt.org>

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@38174 3c298f89-4303-0410-b956-a3cf2f4a3e73
avr32: remove 3.8 support

Signed-off-by: Gabor Juhos <juhosg@openwrt.org>

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@38175 3c298f89-4303-0410-b956-a3cf2f4a3e73