improve README formatting

Author: ctrom

README.md

@@ -1,12 +1,12 @@
-##Node JS SDK for Zoho CRM
+## Node JS SDK for Zoho CRM
 
-##Abstract
+## Abstract
 
 Node SDK is a wrapper for Zoho CRM APIs. Hence invoking a Zoho CRM API from your Node application is just a function call which provide the most appropriate response.
 
 This SDK supports both single user as well as multi user authentication.
 
-##Registering a Zoho Client
+## Registering a Zoho Client
 
 Since Zoho CRM APIs are authenticated with OAuth2 standards, you should register your client app with Zoho. To register your app:
 
@@ -22,9 +22,9 @@ Since Zoho CRM APIs are authenticated with OAuth2 standards, you should register
 
 	- Your Client app would have been created and displayed by now.
 
-	- The newly registered app's Client ID and Client Secret can be found by clicking Options → Edit.
(Options is the three dot icon at the right corner).
+	- The newly registered app's Client ID and Client Secret can be found by clicking Options → Edit. (Options is the three dot icon at the right corner).
 
-##Installation of Node CRM SDK
+## Installation of Node CRM SDK
 
 Node JS SDK will be installed and a package named 'zcrmsdk' will be created in the installation directory.
 
@@ -34,28 +34,23 @@ Once installed it can be used in the code as below,
 
 >var ZCRMRestClient = require('zcrmsdk')
 
-##API Usage
+## API Usage
 
-##Configurations
+## Configurations
 
 Your OAuth Client details should be given to the SDK as a property file. In the SDK, you need to configure a file named oauth_configuration.properties. Please place the respective values in that file. You can place it under resources/ package from where the SDK is used.
 
-
-zcrmsdk will try reading file from **'resources/oauth_configuration.properties'** 
-
+zcrmsdk will try reading file from **'resources/oauth_configuration.properties'**
 
 Please fill the values for the following keys alone.
 Based on your domain(EU,CN), please change the value of crm.iamurl. Default value set as US domain.
 
-
 ```
-
 [zoho]
-crm.iamurl=                                                     
-crm.clientid=                                                    
-crm.clientsecret=                                         
-crm.redirecturl=                                   
-
+crm.iamurl=
+crm.clientid=
+crm.clientsecret=
+crm.redirecturl=
 ```
 
 crm.clientid, crm.clientsecret and crm.redirecturl are your OAuth client’s configurations that you get after registering your Zoho client.
@@ -65,14 +60,13 @@ In configuration.properties file:
 
 ```
 [crm]
-api.url=                              
-api.user_identifier=                            
-api.tokenmanagement=      
+api.url=
+api.user_identifier=
+api.tokenmanagement=
 
 [mysql]
 username=
-password=                 
-
+password=
 ```
 api.url is the URL used to call APIs. By default, the URL is www.zohoapis.com.
 api.user_identifier will be empty by default. For single user authentication, this key can be filled with the respective email id, so that all calls happens by using this user's authentication.
@@ -81,13 +75,13 @@ username and password can be given here if you already have one created for your
 The above keys specified in configuration.properties file are all optional.
 
 user_identifier can be set in two ways .
-1.Mentioning it in api.user_identifier in configuration.properties file 
+1.Mentioning it in api.user_identifier in configuration.properties file
 2.Can be set via code using set setUserIdentifier.
 
-If user_identifier is not set via both the ways then default value 'zcrm_default_user' will be set by the sdk itself . 
+If user_identifier is not set via both the ways then default value 'zcrm_default_user' will be set by the sdk itself .
 
 
-##Token Storage Mechanism
+## Token Storage Mechanism
 
 To use the default token storage provided by the SDK, the following are to be done:
 
@@ -106,11 +100,10 @@ This module should contain the below methods,
 		The expected response for this method : JSON array containing json response with expirytime, refreshtoken and accesstoken fields.
 
 
-##Generating self-authorized grant and refresh token
+## Generating self-authorized grant and refresh token
 
 For self client apps, the self authorized grant token should be generated from the Zoho Developer Console (https://accounts.zoho.com/developerconsole)
 
-
 	- Visit https://accounts.zoho.com/developerconsole
 
 	- Click Options → Self Client of the client for which you wish to authorize.
@@ -129,7 +122,7 @@ Each time server is restarted, this function has to be called and both the confi
 **All functions return promises in zcrm node sdk.**
 
 
-##Initialize 
+## Initialize
 
 Below snippet has to be called before starting the app
 
@@ -141,24 +134,21 @@ ZCRMRestClient.initialize().then(function(){
     ...
 
 });
-
 ```
 
-##Generating access and refresh token from granttoken
+## Generating access and refresh token from granttoken
 
 ```
-
 ZCRMRestClient.generateAuthTokens(user_identifier,grant_token).then(function(auth_response){
 
     console.log("access token :"+auth_response.access_token);
     console.log("refresh token :"+auth_response.refresh_token);
     console.log("expires in :"+auth_response.expires_in);
 
 });
-
 ```
 
-##Generating access token from refresh token
+## Generating access token from refresh token
 
 This will be handled by sdk itself if the access and refresh token is generated by sdk.Developer need not call this explicitly.
 
@@ -170,10 +160,9 @@ ZCRMRestClient.generateAuthTokenfromRefreshToken(user_identifier,refresh_token).
     console.log("expires in :"+auth_response.expires_in);
 
 });
-
 ```
 
-##Sample API Calls 
+## Sample API Calls
 
 ```
 var input ={};
@@ -194,7 +183,7 @@ crmclient.API.MODULES.get(input).then(function(response){
 
         var record = data[i];
         var name = record.Full_Name;
-        
+
         result+="<br><span>"+name+"</span>";
 
     }
@@ -206,7 +195,7 @@ crmclient.API.MODULES.get(input).then(function(response){
 
 
 
-##Hierarchy
+## Hierarchy
 zcrmsdk
 
  ```
@@ -248,20 +237,14 @@ zcrmsdk
        executeFunctionsInPost
  ```
 
-
 As appearing in the hierarchy, zcrmsdk entity class has instance variables to fetch its own properties and to fetch data of its immediate child entities through an API call.
 
 For example, to call an API to get module data, the request should be zcrmsdk.API.MODULES.{operation_type}. The operation types can be GET, POST, PUT, DELETE or CREATE.
 
-
-
-##Response Handling
+## Response Handling
 All API calls will give the actual API response given by Zoho APIs, except file download.
 
 For file download, the response will contain an extra field filename.
 
-##Error Handling:
+## Error Handling:
 All errors will be thrown explicitly and care should be taken in catching the same.
-
-
-