osx: Fix loading plugins from bundle

osx/hexchat.bundle

@@ -15,7 +15,7 @@
   <main-binary>
     ${prefix}/bin/hexchat
   </main-binary>
-<!--
+
   <binary>
     ${prefix}/lib/hexchat/plugins/*.so
   </binary>
@@ -29,7 +29,6 @@
   <data>
     ${prefix}/lib/python2.7/
   </data>
--->
 
   <binary>
     ${prefix}/lib/${gtkdir}/modules/*.so

osx/launcher.sh

@@ -39,6 +39,8 @@ export PANGO_SYSCONFDIR="$bundle_etc"
 #export PYTHONHOME="$bundle_res"
 #export PYTHONPATH="$bundle_lib/python2.7:$bundle_lib/python2.7/site-packages"
 
+export HEXCHAT_LIBDIR="$bundle_lib/hexchat/plugins"
+
 APP=name
 I18NDIR="$bundle_data/locale"
 # Set the locale-related variables appropriately: