fixed CS CS standards & typos in samples

@@ -2,7 +2,7 @@ branches:
   only:
     - master
 before_script:
-  - "export PHANTOMJS_EXECUTABLE='phantomjs'"
+  - "export PHANTOMJS_EXECUTABLE='phantomjs --local-to-remote-url-access=yes --ignore-ssl-errors=yes'"
   - "export DISPLAY=:99.0"
   - "sh -e /etc/init.d/xvfb start"
 script:

-# download the google logo image as base64
+### download the google logo image as base64 ###
 
 casper = require('casper').create verbose: true
 

@@ -12,6 +12,4 @@ casper.start().each(links, function(self, link) {
     });
 });
 
-casper.run(function(self) {
-    self.exit();
-});
+casper.run();

 casper = require('casper').create()
 
 casper.on "http.status.200", (resource) ->
-    casper.echo "#{resource.url} is OK", "INFO"
+    @echo "#{resource.url} is OK", "INFO"
 
 casper.on "http.status.301", (resource) ->
-    casper.echo "#{resource.url} is permanently redirected", "PARAMETER"
+    @echo "#{resource.url} is permanently redirected", "PARAMETER"
 
 casper.on "http.status.302", (resource) ->
-    casper.echo "#{resource.url} is temporarily redirected", "PARAMETER"
+    @echo "#{resource.url} is temporarily redirected", "PARAMETER"
 
 casper.on "http.status.404", (resource) ->
-    casper.echo "#{resource.url} is not found", "COMMENT"
+    @echo "#{resource.url} is not found", "COMMENT"
 
 casper.on "http.status.500", (resource) ->
-    casper.echo "#{resource.url} is in error", "ERROR"
+    @echo "#{resource.url} is in error", "ERROR"
 
 links = [
     'http://google.com/'

@@ -5,23 +5,23 @@
 var casper = require('casper').create();
 
 casper.on('http.status.200', function(resource) {
-    casper.echo(resource.url + ' is OK', 'INFO');
+    this.echo(resource.url + ' is OK', 'INFO');
 });
 
 casper.on('http.status.301', function(resource) {
-    casper.echo(resource.url + ' is permanently redirected', 'PARAMETER');
+    this.echo(resource.url + ' is permanently redirected', 'PARAMETER');
 });
 
 casper.on('http.status.302', function(resource) {
-    casper.echo(resource.url + ' is temporarily redirected', 'PARAMETER');
+    this.echo(resource.url + ' is temporarily redirected', 'PARAMETER');
 });
 
 casper.on('http.status.404', function(resource) {
-    casper.echo(resource.url + ' is not found', 'COMMENT');
+    this.echo(resource.url + ' is not found', 'COMMENT');
 });
 
 casper.on('http.status.500', function(resource) {
-    casper.echo(resource.url + ' is in error', 'ERROR');
+    this.echo(resource.url + ' is in error', 'ERROR');
 });
 
 var links = [

 ### This script will capture a screenshot of a twitter account page
 
-    Usage $ casperjs screenshot.coffee <twitter-account>
+    Usage $ casperjs screenshot.coffee <twitter-account> <filename.[jpg|png|pdf]>
 ###
 casper = require('casper').create
     viewportSize:

 /**
  * This script will capture a screenshot of a twitter account page
  *
- * Usage $ casperjs screenshot.coffee <twitter-account>
+ * Usage $ casperjs screenshot.coffee <twitter-account> <filename.[jpg|png|pdf]>
  */
 var casper = require('casper').create({
     viewportSize: {