Removed comment about target fast from Makefile.

Commit 8ae3ab53 removed target fast. But I forgot to also remove the
comment telling about it.

src/ChangeLog

+2014-09-04  Christer Ekholm  <che@chrekh.se>
+
+	* Makefile: Removed comment about (the removed) target fast, and
+	removed fast from .PHONY
+
 2014-09-02  Christer Ekholm  <che@chrekh.se>
 
 	* Makefile: Added back the chmod 444 of version.el, and also chmod

src/Makefile

@@ -24,8 +24,6 @@
 #
 #   all      - Build lyskom.el from source files and compile it with $(EMACS).
 #   verbose  - Same as above, but also print some progress messages.
-#   fast     - Separately compile each uncompiled source file with $(EMACS)
-#              and produce lyskom.elc from the results.
 #   check    - Perform test cases.
 #   release  - Make distribution archives.
 
@@ -334,4 +332,4 @@ clean:
 	rm -f version.el version.el-release
 	rm -f distribution-README-src distribution-README-nonsrc
 
-.PHONY: all verbose verbose-el fast check release redhat-packages clean debian-packages
+.PHONY: all verbose verbose-el check release redhat-packages clean debian-packages