Set version 1.1, and document version history.

README.rst

@@ -839,6 +839,11 @@ HISTORY
 
 * version 0.1: initial version
 
+* version 1.0: compatible with Varnish 4.1.x, on branch 4.1 in the
+  source repository
+
+* version 1.1: first version compatible with Varnish 5.0.0
+
 SEE ALSO
 ========
 

configure.ac

 AC_PREREQ(2.59)
 AC_COPYRIGHT([Copyright (c) 2016 UPLEX - Nils Goroll Systemoptimierung])
-AC_INIT([libvmod-re2], [trunk])
+AC_INIT([libvmod-re2], [1.1])
 AC_CONFIG_MACRO_DIR([m4])
 m4_ifndef([VARNISH_VMOD_INCLUDES], AC_MSG_ERROR([Need varnish.m4 -- see README.rst]))
 AC_CONFIG_SRCDIR(src/vmod_re2.vcc)

src/vmod_re2.vcc

@@ -721,6 +721,11 @@ HISTORY
 
 * version 0.1: initial version
 
+* version 1.0: compatible with Varnish 4.1.x, on branch 4.1 in the
+  source repository
+
+* version 1.1: first version compatible with Varnish 5.0.0
+
 SEE ALSO
 ========