Set version to 0.26.4-rc4

Author: vinniefalco

Builds/rpm/rippled.spec

@@ -1,5 +1,5 @@
 Name:           rippled
-Version:        0.26.4-rc3
+Version:        0.26.4-rc4
 Release:        1%{?dist}
 Summary:        Ripple peer-to-peer network daemon
 

src/ripple/data/protocol/BuildInfo.cpp

@@ -33,7 +33,7 @@ char const* getRawVersionString ()
     //
     //  The build version number (edit this for each release)
     //
-        "0.26.4-rc3"
+        "0.26.4-rc4"
     //
     //  Must follow the format described here:
     //