gui, vendor: Update license, copyright for github.com/chmduquesne/rollinghash

vendor/github.com/chmduquesne/rollinghash/LICENSE.txt

@@ -0,0 +1,19 @@
+Copyright 2015 Christophe-Marie Duquesne
+
+Permission is hereby granted, free of charge, to any person obtaining a
+copy of this software and associated documentation files (the "Software"),
+to deal in the Software without restriction, including without limitation
+the rights to use, copy, modify, merge, publish, distribute, sublicense,
+and/or sell copies of the Software, and to permit persons to whom the
+Software is furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+DEALINGS IN THE SOFTWARE.

vendor/manifest

@@ -46,9 +46,10 @@
 		},
 		{
 			"importpath": "github.com/chmduquesne/rollinghash",
-			"repository": "https://github.com/kastelo/rollinghash",
+			"repository": "https://github.com/chmduquesne/rollinghash",
 			"vcs": "git",
-			"branch": "reducealloc",
+			"revision": "53c059e6c7a76f270f603d2ce1971ea165615d1d",
+			"branch": "master",
 			"notests": true
 		},
 		{
@@ -421,4 +422,4 @@
 			"notests": true
 		}
 	]
-}
+}