HTTPS (and canonicalize domain) for github.com

All links to www.github.com were changed to github.com (preferred by GitHub).

During the automated testing of all modified packages the following SRC_URIs
were discovered to have changed upstream. Upon closer inspection they were
all confirmed to not be regressions. They will all continue to work when
served from the mirrors.

* dev-python/catkin_pkg-0.2.10 (upstream tarball changed)
* dev-python/rosdistro-0.4.4 (upstream tarball changed)
* dev-util/rosdep-0.11.4 (upstream tarball changed)
* dev-util/wstool-0.1.12 (upstream tarball changed)
* dev-util/wstool-0.1.13 (upstream tarball changed)
* dev-util/rosdep-0.11.5 (upstream tarball deleted)

dev-python/flexx/flexx-0.2.ebuild

@@ -11,7 +11,7 @@ inherit distutils-r1
 DESCRIPTION="Pure Python toolkit for creating GUI's using web technology"
 HOMEPAGE="
 	http://flexx.readthedocs.org
-	http://github.com/zoofio/flexx
+	https://github.com/zoofio/flexx
 	http://pypi.python.org/pypi/flexx"
 SRC_URI="mirror://pypi/${P:0:1}/${PN}/${P}.zip"
 

dev-python/flexx/flexx-0.3.1.ebuild

@@ -11,7 +11,7 @@ inherit distutils-r1
 DESCRIPTION="Pure Python toolkit for creating GUI's using web technology"
 HOMEPAGE="
 	http://flexx.readthedocs.org
-	http://github.com/zoofio/flexx
+	https://github.com/zoofio/flexx
 	http://pypi.python.org/pypi/flexx"
 SRC_URI="mirror://pypi/${P:0:1}/${PN}/${P}.zip"
 

dev-python/flexx/flexx-0.3.ebuild

@@ -11,7 +11,7 @@ inherit distutils-r1
 DESCRIPTION="Pure Python toolkit for creating GUI's using web technology"
 HOMEPAGE="
 	http://flexx.readthedocs.org
-	http://github.com/zoofio/flexx
+	https://github.com/zoofio/flexx
 	http://pypi.python.org/pypi/flexx"
 SRC_URI="mirror://pypi/${P:0:1}/${PN}/${P}.zip"