updating readme to include using statements per feedback

Author: mediumTaj

Scripts/Services/AlchemyAPI/v1/README.md

@@ -6,8 +6,14 @@ The [AlchemyLanguage API][alchemy-api] uses natural language processing technolo
 ### Instantiating and authenticating the service
 Before you can send requests to the service it must be instantiated and credentials must be set.
 ```cs
-Credentials credentials = new Credentials(<apikey>, <url>);
-AlchemyAPI _alchemyApi = new AlchemyAPI(credentials);
+using IBM.Watson.DeveloperCloud.Services.AlchemyAPI.v1;
+using IBM.Watson.DeveloperCloud.Utilities;
+
+void Start()
+{
+    Credentials credentials = new Credentials(<apikey>, <url>);
+    AlchemyAPI _alchemyApi = new AlchemyAPI(credentials);
+}
 ```
 
 ### Get Authors

Scripts/Services/Conversation/v1/README.md

@@ -12,8 +12,14 @@ You complete these steps to implement your application:
 ### Instantiating and authenticating the service
 Before you can send requests to the service it must be instantiated and credentials must be set.
 ```cs
-Credentials credentials = new Credentials(<username>, <password>, <url>);
-Conversation _conversation = new Conversation(credentials);
+using IBM.Watson.DeveloperCloud.Services.Conversation.v1;
+using IBM.Watson.DeveloperCloud.Utilities;
+
+void Start()
+{
+    Credentials credentials = new Credentials(<username>, <password>, <url>);
+    Conversation _conversation = new Conversation(credentials);
+}
 ```
 
 ### Message

Scripts/Services/Discovery/v1/README.md

@@ -7,8 +7,14 @@ The IBM Watson™ [Discovery][discovery] Service uses data analysis combined wit
 ### Instantiating and authenticating the service
 Before you can send requests to the service it must be instantiated and credentials must be set.
 ```cs
-Credentials credentials = new Credentials(<username>, <password>, <url>);
-Discovery _discovery = new Discovery(credentials);
+using IBM.Watson.DeveloperCloud.Services.Discovery.v1;
+using IBM.Watson.DeveloperCloud.Utilities;
+
+void Start()
+{
+    Credentials credentials = new Credentials(<username>, <password>, <url>);
+    Discovery _discovery = new Discovery(credentials);
+}
 ```
 
 

Scripts/Services/DocumentConversion/v1/README.md

@@ -8,8 +8,14 @@ Convert a document into an easily ingestible format.
 ### Instantiating and authenticating the service
 Before you can send requests to the service it must be instantiated and credentials must be set.
 ```cs
-Credentials credentials = new Credentials(<username>, <password>, <url>);
-DocumentConversion _documentConversion = new DocumentConversion(credentials);
+using IBM.Watson.DeveloperCloud.Services.DocumentConversion.v1;
+using IBM.Watson.DeveloperCloud.Utilities;
+
+void Start()
+{
+    Credentials credentials = new Credentials(<username>, <password>, <url>);
+    DocumentConversion _documentConversion = new DocumentConversion(credentials);
+}
 ```
 
 ### Converting Documents

Scripts/Services/LanguageTranslation/v2/README.md

@@ -8,8 +8,14 @@ Select a domain, then identify or select the language of text, and then translat
 ### Instantiating and authenticating the service
 Before you can send requests to the service it must be instantiated and credentials must be set.
 ```cs
-Credentials credentials = new Credentials(<username>, <password>, <url>);
-LanguageTranslation _languageTranslation = new LanguageTranslation(credentials);
+using IBM.Watson.DeveloperCloud.Services.LanguageTranslation.v2;
+using IBM.Watson.DeveloperCloud.Utilities;
+
+void Start()
+{
+    Credentials credentials = new Credentials(<username>, <password>, <url>);
+    LanguageTranslation _languageTranslation = new LanguageTranslation(credentials);
+}
 ```
 
 

Scripts/Services/LanguageTranslator/v2/README.md

@@ -8,8 +8,14 @@ Select a domain, then identify or select the language of text, and then translat
 ### Instantiating and authenticating the service
 Before you can send requests to the service it must be instantiated and credentials must be set.
 ```cs
-Credentials credentials = new Credentials(<username>, <password>, <url>);
-LanguageTranslator _languageTranslator = new LanguageTranslator(credentials);
+using IBM.Watson.DeveloperCloud.Services.LanguageTranslator.v2;
+using IBM.Watson.DeveloperCloud.Utilities;
+
+void Start()
+{
+    Credentials credentials = new Credentials(<username>, <password>, <url>);
+    LanguageTranslator _languageTranslator = new LanguageTranslator(credentials);
+}
 ```
 
 

Scripts/Services/NaturalLanguageClassifier/v2/README.md

@@ -8,8 +8,14 @@ Classify intents in natural language.
 ### Instantiating and authenticating the service
 Before you can send requests to the service it must be instantiated and credentials must be set.
 ```cs
-Credentials credentials = new Credentials(<username>, <password>, <url>);
-NaturalLanguageClassifier _naturalLanguageClassifier = new NaturalLanguageClassifier(credentials);
+using IBM.Watson.DeveloperCloud.Services.NaturalLanguageClassifier.v2;
+using IBM.Watson.DeveloperCloud.Utilities;
+
+void Start()
+{
+    Credentials credentials = new Credentials(<username>, <password>, <url>);
+    NaturalLanguageClassifier _naturalLanguageClassifier = new NaturalLanguageClassifier(credentials);
+}
 ```
 
 ### Listing Classifiers

Scripts/Services/NaturalLanguageUnderstanding/v1/README.md

@@ -10,8 +10,14 @@ You can create [custom models][custom_models] with Watson Knowledge Studio that
 ### Instantiating and authenticating the service
 Before you can send requests to the service it must be instantiated and credentials must be set.
 ```cs
-Credentials credentials = new Credentials(<username>, <password>, <url>);
-NaturalLanguageUnderstanding _naturalLanguageUnderstanding = new NaturalLanguageUnderstanding(credentials);
+using IBM.Watson.DeveloperCloud.Services.NaturalLanguageUnderstanding.v2;
+using IBM.Watson.DeveloperCloud.Utilities;
+
+void Start()
+{
+    Credentials credentials = new Credentials(<username>, <password>, <url>);
+    NaturalLanguageUnderstanding _naturalLanguageUnderstanding = new NaturalLanguageUnderstanding(credentials);
+}
 ```
 
 ### Analyze

Scripts/Services/PersonalityInsights/v3/README.md

@@ -12,8 +12,14 @@ The service offers a single `profile` method that accepts up to 20 MB of input d
 ### Instantiating and authenticating the service
 Before you can send requests to the service it must be instantiated and credentials must be set.
 ```cs
-Credentials credentials = new Credentials(<username>, <password>, <url>);
-PersonalityInsights _personalityInsights = new PersonalityInsights(credentials);
+using IBM.Watson.DeveloperCloud.Services.PersonalityInsights.v3;
+using IBM.Watson.DeveloperCloud.Utilities;
+
+void Start()
+{
+    Credentials credentials = new Credentials(<username>, <password>, <url>);
+    PersonalityInsights _personalityInsights = new PersonalityInsights(credentials);
+}
 ```
 
 ### Profile

Scripts/Services/RetrieveAndRank/v1/README.md

@@ -8,8 +8,14 @@ Ingest documents and query the document corpus.
 ### Instantiating and authenticating the service
 Before you can send requests to the service it must be instantiated and credentials must be set.
 ```cs
-Credentials credentials = new Credentials(<username>, <password>, <url>);
-RetrieveAndRank _retrieveAndRank = new RetrieveAndRank(credentials);
+using IBM.Watson.DeveloperCloud.Services.RetrieveAndRank.v1;
+using IBM.Watson.DeveloperCloud.Utilities;
+
+void Start()
+{
+    Credentials credentials = new Credentials(<username>, <password>, <url>);
+    RetrieveAndRank _retrieveAndRank = new RetrieveAndRank(credentials);
+}
 ```