update make file with 'since' tag for api level 16, update version number

Change-Id: I30d04dcde5cd505959d94c274634018b3602cb26

Author: scottamain

Android.mk

@@ -412,6 +412,7 @@ framework_docs_LOCAL_DROIDDOC_OPTIONS := \
     -since ./frameworks/base/api/13.xml 13 \
     -since ./frameworks/base/api/14.txt 14 \
     -since ./frameworks/base/api/15.txt 15 \
+    -since ./frameworks/base/api/16.txt 16 \
 		-werror -hide 113 \
 		-overview $(LOCAL_PATH)/core/java/overview.html
 
@@ -522,7 +523,7 @@ web_docs_sample_code_flags := \
 
 ## SDK version identifiers used in the published docs
   # major[.minor] version for current SDK. (full releases only)
-framework_docs_SDK_VERSION:=4.0
+framework_docs_SDK_VERSION:=4.1
   # release version (ie "Release x")  (full releases only)
 framework_docs_SDK_REL_ID:=1