Update version to v2.1 release

CHANGELOG

@@ -1,9 +1,10 @@
 CHANGELOG
 =========
 
- devel     - v2.1
+2014-11-04 - v2.1
 	* Add configurable boot-stop string support
 	* Add configurable baudrate support
+    * Fix memory init bug
  
 2014-10-21 - v2.0
-	* Initial USB support
+	* Initial USB support

Makefile

@@ -25,7 +25,7 @@ export FLASH_SIZE=16
 export NEW_DDR_TAP_CAL=1
 export CONFIG_HORNET_XTAL=40
 export CONFIG_HORNET_1_1_WAR=1
-export CARABOOT_RELEASE=v2.1-dev
+export CARABOOT_RELEASE=v2.1
 
 IMAGEPATH=$(BUILD_TOPDIR)/bin
 UBOOT_BINARY=u-boot.bin
@@ -42,4 +42,4 @@ all:
 	@echo Done
 	
 clean:
-	cd $(UBOOTDIR) && $(MAKECMD) distclean
+	cd $(UBOOTDIR) && $(MAKECMD) distclean