Add version and build version (#174)

Make the property QB.version public;
Added the property QB.versionBuild, also as public;
Added the gulp generate-build_version task and added in npm run build;
Show in samples (chat, webrtc) v.{version}.{versionBuild};

Author: dimaspirit

gulpfile.js

@@ -33,6 +33,30 @@ gulp.task('connect', function() {
     });
 });
 
+gulp.task('generate-build_version', function() {
+    var fs = require('fs');
+    const configPath = './src/qbConfig.js';
+
+    function incBuildNumber(foundedString, p1, buildNumber, p2) {
+        var oldBuildNumber = +buildNumber;
+
+        return p1 + (oldBuildNumber + 1) + p2;
+    }
+
+    fs.readFile(configPath, 'utf8', function (error, config) {
+        if (error) {
+            throw new Error(error);
+        }
+        var result = config.replace(/(buildNumber:\s\')(\d{4})(')/g, incBuildNumber);
+
+        fs.writeFile(configPath, result, 'utf8', function (error) {
+            if (error) {
+                throw new Error(error);
+            }
+        });
+    });
+});
+
 gulp.task('watch', function () {
   gulp.watch(['./src/**/*.js'], ['build']);
 });

package.json

@@ -74,7 +74,7 @@
   "scripts": {
     "setDependencies": "npm i && npm install -g gulp-cli && npm install -g jasmine",
     "lint": "jshint src --reporter=node_modules/jshint-stylish",
-    "build": "npm run lint && gulp build",
+    "build": "npm run lint && gulp generate-build_version && gulp build",
     "develop": "cross-env NODE_ENV=develop gulp",
     "start": "gulp connect"
   }