Merge branch 'release' into 'master'

 Release v1.0.0. 

See merge request !131

package.json

 {
   "name": "pubsweet-client",
-  "version": "1.0.0-beta.11",
+  "version": "1.0.0",
   "main": "src/index.js",
   "scripts": {
     "compile": "babel -d lib/ src/",