msm8226: Add thermal-engine support

Add a new file:init.qcom.thermal_conf.sh to link to
thermal-engine-8226.conf. Add the link to this new
file in the make file.

Change-Id: I812a4d3166b204243dcc07a2cbebd5673a38c266
diff --git a/init.target.rc b/init.target.rc
index 3721467..15052fc 100644
--- a/init.target.rc
+++ b/init.target.rc
@@ -55,3 +55,12 @@
    class late_start
    user root
    group root
+
+service thermal-engine /system/bin/thermal-engine
+   class main
+   user root
+   group root
+   disabled
+
+on property:qcom.thermal=thermal-engine
+    start thermal-engine