Bump to version 1.1.7

CHANGELOG.md

+# Version 1.1.7
+- More flexible API url and Dockerfile
+- Fix bug in Letter view
+
 # Version 1.1.6
 - Extend autocomplete of feature search
 - Minor changes in index information

package.json

 {
   "name": "cdbp",
-  "version": "1.1.6",
+  "version": "1.1.7",
   "description": "FAU CDBP",
   "author": "Markus Opolka <markus@martialblog.de>",
   "private": true,