Update Makefile. Add option for generating POT file

Makefile

@@ -11,30 +11,31 @@ ALLSPHINXOPTS   = -d $(BUILDDIR)/doctrees $(PAPEROPT_$(PAPER)) $(SPHINXOPTS) ./d
 # the i18n builder cannot share the environment and doctrees with the others
 I18NSPHINXOPTS  = $(PAPEROPT_$(PAPER)) $(SPHINXOPTS) ./docs/source
 
-.PHONY: help clean html dirhtml singlehtml pickle json htmlhelp qthelp devhelp epub latex latexpdf text man changes linkcheck doctest gettext
+.PHONY: help clean html dirhtml singlehtml json htmlhelp devhelp epub latex latexpdf text changes linkcheck doctest gettext
 
 help:
 	@echo "Please use \`make <target>' where <target> is one of"
-	@echo "  release    to make a new minified release"
-	@echo "  html       to make standalone HTML files"
+	@echo "  changes    to make an overview of all changed/added/deprecated items"
+	@echo "  devhelp    to make HTML files and a Devhelp project"
 	@echo "  dirhtml    to make HTML files named index.html in directories"
-	@echo "  singlehtml to make a single large HTML file"
-	@echo "  pickle     to make pickle files"
+	@echo "  doctest    to run all doctests embedded in the documentation (if enabled)"
+	@echo "  epub       to export the documentation to epub"
+	@echo "  gettext    to make PO message catalogs of the documentation"
+	@echo "  html       to make standalone HTML files of the documentation"
+	@echo "  htmlhelp   to make HTML files and a HTML help project from the documentation"
+	@echo "  info       to make Texinfo files and run them through makeinfo"
 	@echo "  json       to make JSON files"
-	@echo "  htmlhelp   to make HTML files and a HTML help project"
-	@echo "  qthelp     to make HTML files and a qthelp project"
-	@echo "  devhelp    to make HTML files and a Devhelp project"
-	@echo "  epub       to make an epub"
 	@echo "  latex      to make LaTeX files, you can set PAPER=a4 or PAPER=letter"
 	@echo "  latexpdf   to make LaTeX files and run them through pdflatex"
-	@echo "  text       to make text files"
-	@echo "  man        to make manual pages"
-	@echo "  texinfo    to make Texinfo files"
-	@echo "  info       to make Texinfo files and run them through makeinfo"
-	@echo "  gettext    to make PO message catalogs"
-	@echo "  changes    to make an overview of all changed/added/deprecated items"
 	@echo "  linkcheck  to check all external links for integrity"
-	@echo "  doctest    to run all doctests embedded in the documentation (if enabled)"
+	@echo "  pot        generates a gettext POT file to be used for translations"
+	@echo "  release    to make a new minified release"
+	@echo "  singlehtml to make a single large HTML file"
+	@echo "  texinfo    to make Texinfo files"
+	@echo "  text       to make text files"
+
+pot: 
+	xgettext --keyword=__ --keyword=translate --from-code=UTF-8 --output=locale/converse.pot converse.js --package-name=Converse.js --copyright-holder="Jan-Carel Brand" --package-version=0.4 -c --language="python";
 
 release: 
 	r.js -o build.js
@@ -57,11 +58,6 @@ singlehtml:
 	@echo
 	@echo "Build finished. The HTML page is in $(BUILDDIR)/singlehtml."
 
-pickle:
-	$(SPHINXBUILD) -b pickle $(ALLSPHINXOPTS) $(BUILDDIR)/pickle
-	@echo
-	@echo "Build finished; now you can process the pickle files."
-
 json:
 	$(SPHINXBUILD) -b json $(ALLSPHINXOPTS) $(BUILDDIR)/json
 	@echo
@@ -73,15 +69,6 @@ htmlhelp:
 	@echo "Build finished; now you can run HTML Help Workshop with the" \
 	      ".hhp project file in $(BUILDDIR)/htmlhelp."
 
-qthelp:
-	$(SPHINXBUILD) -b qthelp $(ALLSPHINXOPTS) $(BUILDDIR)/qthelp
-	@echo
-	@echo "Build finished; now you can run "qcollectiongenerator" with the" \
-	      ".qhcp project file in $(BUILDDIR)/qthelp, like this:"
-	@echo "# qcollectiongenerator $(BUILDDIR)/qthelp/sphinx.qhcp"
-	@echo "To view the help file:"
-	@echo "# assistant -collectionFile $(BUILDDIR)/qthelp/sphinx.qhc"
-
 devhelp:
 	$(SPHINXBUILD) -b devhelp $(ALLSPHINXOPTS) $(BUILDDIR)/devhelp
 	@echo
@@ -114,11 +101,6 @@ text:
 	@echo
 	@echo "Build finished. The text files are in $(BUILDDIR)/text."
 
-man:
-	$(SPHINXBUILD) -b man $(ALLSPHINXOPTS) $(BUILDDIR)/man
-	@echo
-	@echo "Build finished. The manual pages are in $(BUILDDIR)/man."
-
 texinfo:
 	$(SPHINXBUILD) -b texinfo $(ALLSPHINXOPTS) $(BUILDDIR)/texinfo
 	@echo