Makefile: update targets to be more precise (especially with 3rdparty directory)

Makefile

@@ -15,12 +15,23 @@
 # You should have received a copy of the GNU General Public License
 # along with XMPP Pane. If not, see <http://www.gnu.org/licenses/>.
 
-build: beautify-js
-	zip ../xmpp-pane.zip -FS -r *
+.PHONY: build-dev build-zip beautifyjs
+
+
+buid-zip:
+	# Sync all files except 3rdparty and git directory
+	zip ../xmpp-pane.zip -FS -R '*' \
+		-x 'src/3rdparty/*' '.git/*'
+	# For 3rdparty, uses a limited list of files to include
+	zip ../xmpp-pane.zip 'src/3rdparty/mustache.js/mustache.js'
+
+build-dev: beautify-js build-zip
 
 beautify-js:
-	find \( -name "*.js" -o -name "*.json" \) -exec \
-		js-beautify --indent-size=4 --indent-char=' ' --jslint-happy \
-		--operator-position after-newline --brace-style end-expand --replace \
-		--end-with-newline \
+	find -path './src/3rdparty' -prune \
+		-o -path './.git/*' -prune \
+		-o \( -name "*.js" -o -name "*.json" \) \
+		-exec js-beautify --indent-size=4 --indent-char=' ' --jslint-happy \
+			--operator-position after-newline --brace-style end-expand --replace \
+			--end-with-newline \
 		{} \;

_locales/en/messages.json

@@ -24,7 +24,7 @@
         "message": "XMPP Identifier"
     },
 
-    "xmpp-identifier-placeholder":{
+    "xmpp-identifier-placeholder": {
         "description": "Placeholder used to show an example of XMPP Identifier",
         "message": "john.smith@example.com"
     },