diff --git a/app/lib/codemirror/.gitattributes b/app/lib/codemirror/.gitattributes
deleted file mode 100644
index f8bdd60..0000000
--- a/app/lib/codemirror/.gitattributes
+++ /dev/null
@@ -1,8 +0,0 @@
-*.txt   text
-*.js    text
-*.html  text
-*.md    text
-*.json  text
-*.yml   text
-*.css   text
-*.svg   text
diff --git a/app/lib/codemirror/.gitignore b/app/lib/codemirror/.gitignore
deleted file mode 100644
index f91c241..0000000
--- a/app/lib/codemirror/.gitignore
+++ /dev/null
@@ -1,8 +0,0 @@
-/node_modules
-/npm-debug.log
-/test*.html
-.tern-*
-*~
-*.swp
-.idea
-*.iml
diff --git a/app/lib/codemirror/.npmignore b/app/lib/codemirror/.npmignore
deleted file mode 100644
index 5ed053f..0000000
--- a/app/lib/codemirror/.npmignore
+++ /dev/null
@@ -1,10 +0,0 @@
-/node_modules
-/demo
-/doc
-/test
-/test*.html
-/index.html
-/mode/*/*test.js
-/mode/*/*.html
-/mode/index.html
-.*
diff --git a/app/lib/codemirror/.travis.yml b/app/lib/codemirror/.travis.yml
deleted file mode 100644
index 52b8b81..0000000
--- a/app/lib/codemirror/.travis.yml
+++ /dev/null
@@ -1,4 +0,0 @@
-language: node_js
-node_js:
-  - stable
-sudo: false