readme: update maintainer

Signed-off-by: Ankur Tyagi <ankur.tyagi85@gmail.com>

meta-python/README.md

@@ -13,11 +13,11 @@ The meta-python layer depends on:
 
 	URI: git://git.openembedded.org/openembedded-core
 	layers: meta
-	branch: master
+	branch: blacksail
 
 	URI: git://git.openembedded.org/meta-openembedded
 	layers: meta-oe
-	branch: master
+	branch: blacksail
 
 Contributing
 -------------------------
@@ -28,14 +28,12 @@ comments and patch review. It is subscriber only, so please register
 before posting.
 
 Send pull requests to openembedded-devel@lists.openembedded.org with
-'[meta-python]' in the subject.
+'[meta-python][blacksail]' in the subject.
 
 When sending single patches, please use something like:
-git send-email -M -1 --to=openembedded-devel@lists.openembedded.org --subject-prefix='meta-python][PATCH'
+git send-email -M -1 --to=openembedded-devel@lists.openembedded.org --subject-prefix='meta-python][blacksail][PATCH'
 
 Maintenance
 -------------------------
 
-Layer maintainers:
-        Tim "moto-timo" Orling <TicoTimo@gmail.com>
-        Derek Straka <derek@asterius.io>
+Layer maintainers: Ankur Tyagi <ankur.tyagi85@gmail.com>