Stop tracking remaining kernel trees.

  I have made a local_manifest.xml that tracks all the kernel
  repos that we should use for the buildbox, etc. We're just
  wasting bandwidth keeping these repos tracked IMHO.

  Patch 2:
  -added kernel_manifest.xml
  -added add_kernel_manifest.sh
    This will copy kernel_manifest.xml to .repo/local_manifest.xml
    and sync all the kernel trees in it (without disrupting any
    other repos).

  Patch 3:
  - add simple backup for previous local_manifest.xml

Change-Id: I471e124b39e886e078a81bcaf4435497c6b12fad
Signed-off-by: KhasMek <Boushh@gmail.com>
diff --git a/kernel_manifest.xml b/kernel_manifest.xml
new file mode 100644
index 0000000..8f5b995
--- /dev/null
+++ b/kernel_manifest.xml
@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<manifest>
+  <project path="kernel/samsung/aries" name="GlitchKernel/Glitch" remote="gh" revision="V14" />
+  <project path="kernel/samsung/p1c" name="CyanogenMod/android_kernel_samsung_galaxytab-cdma" remote="gh" revision="ics" />
+  <project path="kernel/samsung/p4" name="pershoot/android_kernel_samsung_p4" remote="gh" revision="ics" />
+  <project path="kernel/lge/star" name="AOKP/lge-kernel-star" remote="gh" revision="android-tegra-2.6.32-ics" />
+  <project path="kernel/hp/tenderloin" name="CyanogenMod/hp-kernel-tenderloin" remote="gh" revision="ics" />
+  <project path="kernel/samsung/tuna" name="CyanogenMod/android_kernel_samsung_tuna" remote="gh" revision="ics" />
+</manifest>