v3.1.0 allow templated keys

package.json

@@ -1,6 +1,6 @@
 {
   "name": "christacheio",
-  "version": "3.0.5",
+  "version": "3.1.0",
   "description": "Christacheio, a mustache with {{pizzaz}}",
   "main": "index.js",
   "directories": {

src/christacheio.coffee

@@ -47,6 +47,8 @@ stacheception = (stache, obj, options, limbo=[]) ->
   limbo.push stache
   _.forOwn stache, (value, key) ->
     return if _.includes limbo, value
+    delete stache[key]
+    key = stachest key, obj, options
     if _.isObject value
       stache[key] = stacheception value, obj, options, limbo
       return

test/christacheio-spec.coffee

@@ -47,6 +47,28 @@ describe 'christacheio', ->
     it 'should replace the mustached area', ->
       expect(@result).to.deep.equal 'pistachio'
 
+  describe 'when keys are templates', ->
+    beforeEach ->
+      sampleObject =
+        '{{nut}}': 'nut'
+        'nut': "{{nut}}"
+
+      @result = christacheio sampleObject, nut: 'pistachio'
+
+    it 'should replace the mustached key', ->
+      expect(@result).to.deep.equal pistachio: 'nut', nut: 'pistachio'
+
+  describe 'when keys are templates', ->
+    beforeEach ->
+      sampleObject =
+        'nut.{{nut}}': 'nut'
+        'nut': "nut.{{nut}}"
+
+      @result = christacheio sampleObject, nut: 'pistachio'
+
+    it 'should replace the mustached key', ->
+      expect(@result).to.deep.equal 'nut.pistachio': 'nut', nut: 'nut.pistachio'
+
   describe 'when called with two passes, like the engine', ->
     beforeEach ->
       sampleObject =