Implemented review comments

Author: dixyushi

documentation/Functions.md

@@ -322,26 +322,33 @@ downloadFile("https://bit.ly/2BCkFa9", "file", "downloads")
 ***
 
 ### buildNg <a name="buildNg"></a>
-This function is used to build angular project.
+This function is used to build Angular project.
 
 #### parameter 
-You need two parameter for this function.
+This function consist of two parameter.
 
-Example: buildNg(1st-parameter, 2nd-parameter)
+1. First parameter:
+    - **Required**
+    - **type**- String
+    - **Description**-It is the path to the Angular project, relative to workspace.
 
-1st-parameter: It is the path to the angular project, relative to workspace. It is of type String.
-
-2nd-parameter: It is an optional parameter. It is the Custom output directory. it is of type String.
+2. Second parameter:
+    - **optional**
+    - **type**- String
+    - **Description**- It is the custom output directory.
 #### example 
-1. buildNg("exampleAngularProject")
-Will build the angular project to default output directory defined in angular.json outputPath key, normally set to dist/.
+* buildNg("exampleAngularProject")
+Will build the Angular project to default output directory defined in angular.json outputPath key, normally set to dist/.
 
-2. buildNg("exampleAngularProject", "testOutput")
-Will build the angular project to output directory testOutput.
+* buildNg("exampleAngularProject", "testOutput")
+Will build the Angular project to output directory testOutput.
 
 Note:
-1. To use only one parameter, you should have angular installed and the folder should exist.
-2. No background script will run. Katacoda user will have to manually execute this function.
+1. To use only one parameter, you should have Angular CLI installed and the folder should exist. This can be done by using the devonfw-ide or by installing it manually with the npmInstall function.
+
+2. The command for execution will be generated by katacoda runner, so user will have to execute this command manually.
+
+3. No background script will run.
 
 ***