[valencia] Compile with Vala 0.22: Closes bug #711737

[Jim Nelson <jnelson src gnome org>]

commit 16598d1a8dc969c79c1f06f5efd0887cd7dc44ec
Author: Jim Nelson <jim yorba org>
Date:   Mon Nov 11 12:42:15 2013 -0800

    Compile with Vala 0.22: Closes bug #711737

 Makefile |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/Makefile b/Makefile
index 26efdf5..9980430 100644
--- a/Makefile
+++ b/Makefile
@@ -11,14 +11,14 @@ SOURCES = autocomplete.vala browser.vala expression.vala gtk_util.vala parser.va
           scanner.vala settings.vala util.vala valencia.vala
  
 PACKAGES = --pkg gedit --pkg gee-0.8 --pkg gtk+-3.0 --pkg gtksourceview-3.0 \
-           --pkg libpeas-1.0 --pkg libvala-0.20 --pkg vte-2.90
+           --pkg libpeas-1.0 --pkg libvala-0.22 --pkg vte-2.90
 
 PACKAGE_VERSIONS = \
     gedit >= 2.91.0 \
     gee-0.8 >= 0.8.6 \
     gtksourceview-3.0 >= 3.0.0 \
     gtk+-3.0 >= 3.0.0 \
-    libvala-0.20 >= 0.20.1 \
+    libvala-0.22 >= 0.22.0 \
     vte-2.90 >= 0.27.90
 
 OUTPUTS = libvalencia.so valencia.plugin