[gxml] Fixed installation suffix

[Daniel Espinosa Ortiz <despinosa src gnome org>]

commit 352e35b3cca08e710ffc952b2d7e0d6884fc02e7
Author: Daniel Espinosa <esodan gmail com>
Date:   Sat May 2 09:14:32 2015 -0500

    Fixed installation suffix
    
    * Removed unused file

 configure.ac                  |    2 +-
 gxml/libxml-TagNamedList.vala |   36 ------------------------------------
 2 files changed, 1 insertions(+), 37 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 37b7d2a..1aa4295 100644
--- a/configure.ac
+++ b/configure.ac
@@ -93,7 +93,7 @@ AC_SUBST([PROJECT_MAJOR_MINOR_VERSION])
 # - If new versions are compatible with the actual one, just leave this untouched
 # - If new version breaks API change it in order to allow paralled installations
 #   with old versions. Change name of pc files to use a new API too.
-API_VERSION=0.4
+API_VERSION=0.6
 AC_SUBST([API_VERSION])
 
 GXML_VERSION=project_base_version