Removed tab and added . in variable name regexp

DemiMarie · DemiMarie · commit 4e0e6c58b4dd · 2014-06-01T13:39:48.000-04:00
diff --git a/misc/ninja-mode.el b/misc/ninja-mode.el
@@ -31,7 +31,7 @@
        '("\\([[:alnum:]_]+\\) =" . (1 font-lock-variable-name-face))
        ;; Variable expansion.
        '("\\($[[:alnum:]_]+\\)" . (1 font-lock-variable-name-face))
-	   '("\\(${[[:alnum:]_]+}\\)" . (1 font-lock-variable-name-face))
+       '("\\(${[[:alnum:]._]+}\\)" . (1 font-lock-variable-name-face))
        ;; Rule names
        '("rule \\([[:alnum:]_]+\\)" . (1 font-lock-function-name-face))
        ))
