Rebrand HackMD to CodiMD

Signed-off-by: Sheogorath <sheogorath@shivering-isles.com>

package.json

@@ -1,5 +1,5 @@
 {
-  "name": "hackmd",
+  "name": "CodiMD",
   "version": "1.1.1-ce",
   "description": "Realtime collaborative markdown notes on all platforms.",
   "main": "app.js",
@@ -136,7 +136,7 @@
   "engines": {
     "node": ">=6.x <10.x"
   },
-  "bugs": "https://github.com/hackmdio/hackmd/issues",
+  "bugs": "https://github.com/hackmdio/codimd/issues",
   "keywords": [
     "Collaborative",
     "Markdown",
@@ -151,7 +151,7 @@
   ],
   "repository": {
     "type": "git",
-    "url": "https://github.com/hackmdio/hackmd.git"
+    "url": "https://github.com/hackmdio/codimd.git"
   },
   "devDependencies": {
     "babel-cli": "^6.18.0",