Revert "Parse pragmas only once"

This reverts commit 738de0bcae.

Conflicts:

	mustache.js

mustache.js

@@ -17,7 +17,6 @@ var Mustache = function() {
     ctag: "}}",
     pragmas: {},
     buffer: [],
-    pragmas_parsed: false,
     pragmas_implemented: {
       "IMPLICIT-ITERATOR": true
     },
@@ -37,9 +36,7 @@ var Mustache = function() {
         this.buffer = [];
       }
 
-      if(!this.pragmas_parsed) {
-        template = this.render_pragmas(template);
-      }
+      template = this.render_pragmas(template);
       var html = this.render_section(template, context, partials);
       if(in_recursion) {
         return this.render_tags(html, context, partials, in_recursion);
@@ -61,7 +58,6 @@ var Mustache = function() {
       Looks for %PRAGMAS
     */
     render_pragmas: function(template) {
-      this.pragmas_parsed = true;
       // no pragmas
       if(template.indexOf(this.otag + "%") == -1) {
         return template;