fix uws compilation error; fix missing cordova link

tools/clients/cordova/www

@@ -1 +1 @@
-../../app/
+../../../../app

tools/communication/primus/Dockerfile

@@ -1,8 +1,9 @@
-FROM node
+FROM node:8
 
 RUN mkdir -p /primus
 WORKDIR /primus
 
+RUN apt-get install libc6
 RUN npm install -g browserify coffee-script derequire http-server
 ADD package.json package.json
 RUN npm install && cd node_modules/primus && npm install && npm run build