[gnome-builder] build: fix building of appdata when building out of tree.

[Christian Hergert <chergert src gnome org>]

commit 6feaa7d46810fb45e32b1120d9c04d3ef46d0118
Author: Christian Hergert <christian hergert me>
Date:   Thu Jan 1 14:24:38 2015 -0800

    build: fix building of appdata when building out of tree.

 data/data.mk                                     |    5 +++--
 data/{appdata => }/html-preview.png              |  Bin 240445 -> 240445 bytes
 data/{appdata => }/org.gnome.Builder.appdata.xml |    0
 src/resources/gnome-builder.gresource.xml        |    1 +
 4 files changed, 4 insertions(+), 2 deletions(-)
---
diff --git a/data/data.mk b/data/data.mk
index c6dd166..ac6d9ee 100644
--- a/data/data.mk
+++ b/data/data.mk
@@ -1,5 +1,6 @@
- APPSTREAM_XML_RULES@
-appstream_XML = data/appdata/org.gnome.Builder.appdata.xml
+data_appdatadir = $(datadir)/appdata
+data_appdata_DATA = data/org.gnome.Builder.appdata.xml
+EXTRA_DIST += $(data_appdata_DATA)
 
 # Desktop launcher and description file.
 data_desktopdir = $(datadir)/applications
diff --git a/data/appdata/org.gnome.Builder.appdata.xml b/data/org.gnome.Builder.appdata.xml
similarity index 100%
rename from data/appdata/org.gnome.Builder.appdata.xml
rename to data/org.gnome.Builder.appdata.xml
diff --git a/src/resources/gnome-builder.gresource.xml b/src/resources/gnome-builder.gresource.xml
index 2c046a5..d675c11 100644
--- a/src/resources/gnome-builder.gresource.xml
+++ b/src/resources/gnome-builder.gresource.xml
@@ -19,6 +19,7 @@
     <file>snippets/c.snippets</file>
     <file>snippets/chdr.snippets</file>
     <file>snippets/c-sharp.snippets</file>
+    <file>snippets/html.snippets</file>
     <file>snippets/python.snippets</file>
     <file>snippets/vala.snippets</file>