[epiphany] Clean the sass cache

[Michael Catanzaro <mcatanzaro src gnome org>]

commit a253d063ee4b6b87e65abcded14990a7d540949e
Author: Michael Catanzaro <mcatanzaro igalia com>
Date:   Sun Jan 24 18:22:25 2016 -0600

    Clean the sass cache
    
    Mostly to get it out of my git status output

 src/Makefile.am |    5 ++++-
 1 files changed, 4 insertions(+), 1 deletions(-)
---
diff --git a/src/Makefile.am b/src/Makefile.am
index a6c14cf..05f0f49 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -271,6 +271,9 @@ $(dbus_shell_search_provider_built_sources) : Makefile.am $(srcdir)/org.gnome.Sh
                $(srcdir)/org.gnome.ShellSearchProvider2.xml            \
                $(NULL)
 
-CLEANFILES = $(stamp_files) $(BUILT_SOURCES)
+CLEANFILES = \
+       $(stamp_files) \
+       $(BUILT_SOURCES) \
+       resources/.sass-cache
 
 -include $(top_srcdir)/git.mk