Bundle server.html so it does not need to get rebuilt

Also remove CLOSUREJAR dependency. This gives less useful error messages, but
ah well...

src/Makefile.am

@@ -2,7 +2,8 @@ lspdir=$(srcdir)/../lsp
 CLOSUREJAR=$(lspdir)/closure-compiler.jar
 CLOSURE=java -jar $(CLOSUREJAR) --warning_level QUIET
 BUILT_SOURCES=server.html.h embed.js.h
-CLEANFILES=$(BUILT_SOURCES) server.html compressed.js
+# Do not clean below files, build machines do not have closure installed
+EXTRA_DIST=server.html server.html.h embed.js.h
 
 AM_CPPFLAGS = $(MIST_CFLAGS)
 LDADD = $(MIST_LIBS)
@@ -21,19 +22,17 @@ MistConnHTTPDynamic_SOURCES=conn_http_dynamic.cpp ../VERSION
 lspSOURCES=$(lspdir)/jquery.js $(lspdir)/placeholder.js $(lspdir)/md5.js $(lspdir)/main.js $(lspdir)/functions.js
 lspDATA=$(lspdir)/header.html $(lspdir)/style.css $(lspdir)/footer.html
 
-embed.js.h: $(srcdir)/embed.js $(CLOSUREJAR)
+embed.js.h: $(srcdir)/embed.js
 	$(CLOSURE) $< > embed.min.js
 	xxd -i embed.min.js | sed s/_min_/_/g > embed.js.h
 	rm embed.min.js
 
-compressed.js: $(lspSOURCES) $(CLOSUREJAR)
-	-mkdir lsp
-	$(CLOSURE) $(lspSOURCES) > $@
-
 server.html: compressed.js $(lspDATA)
+	$(CLOSURE) $(lspSOURCES) > compressed.js
 	cat $(lspdir)/header.html > $@
 	echo "<script>" >> $@
 	cat compressed.js >> $@
+	rm compressed.js
 	echo "</script><style>" >> $@
 	cat $(lspdir)/style.css >> $@
 	echo "</style>" >> $@