do not index variables

In my experience, it just clutters the index, which becomes slower and
makes it harder to use with vim-namespaces, for instance. Tell me if I'm wrong.

hooks/php/ctags/update-ctags

@@ -16,7 +16,7 @@ build_ctags_command()
 			--languages=php
 			--totals=yes
 			--tag-relative=yes
-			--PHP-kinds=cfiv
+			--PHP-kinds=cfi
 			--exclude="*.js"
 			--exclude=".svn"
 			--exclude=".git"

tests/php/ctags_test.sh

@@ -11,23 +11,23 @@ testTagsFileIsGeneratedOnCommit()
 testTagsFileWorksWithSymfony1()
 {
 	git config hooks.php-ctags.project-type symfony1
-	echo '<?php $indexMe = 42;' > foo.php
+	echo '<?php class indexMe {};' > foo.php
 	mkdir cache
-	echo '<?php $doNotIndexMe = 42;' > cache/bar.php
+	echo '<?php class doNotIndexMe {};' > cache/bar.php
 	git add foo.php
 	git commit --quiet --message "foo file"
 	sleep 1 # ctags is run in the background. Wait for it.
 	assertTrue 'The tags file was not generated' "[ -f .git/tags ]"
-	assertTrue "\$indexMe was not found here : `cat .git/tags`" "grep indexMe .git/tags"
-	assertFalse '$doNotIndexMe was found' "grep doNotIndexMe .git/tags"
+	assertTrue "indexMe was not found here : `cat .git/tags`" "grep indexMe .git/tags"
+	assertFalse 'doNotIndexMe was found' "grep doNotIndexMe .git/tags"
 }
 
 testTagsFileWorksWithSymfony2()
 {
 	git config hooks.php-ctags.project-type symfony2
-	echo '<?php $indexMe = 42;' > foo.php
+	echo '<?php class indexMe {};' > foo.php
 	mkdir --parents app/cache
-	echo '<?php $doNotIndexMe = 42;' > app/cache/bar.php
+	echo '<?php class doNotIndexMe {};' > app/cache/bar.php
 	git add foo.php
 	git commit --quiet --message "foo file"
 	sleep 1 # ctags is run in the background. Wait for it.