Move collection pages to requests folder

Author: Caitlin Bales (MSFT)

…_extensions/EntityCollectionPage.java.tt …_extensions/EntityCollectionPage.java.ttTemplates/Java/models_extensions/EntityCollectionPage.java.tt renamed to Templates/Java/requests_extensions/EntityCollectionPage.java.tt Templates/Java/models_extensions/EntityCollectionPage.java.tt renamed to Templates/Java/requests_extensions/EntityCollectionPage.java.tt

@@ -10,6 +10,9 @@ import com.google.gson.JsonObject;
 import com.google.gson.annotations.*;
 
 <#=CreateClassDef(BaseTypeCollectionPage(c), "BaseCollectionPage" + CollectionPageGeneric(c), IBaseTypeCollectionPage(c))#>
+<#
+String s = TypeName(c);
+#>
 
     /**
      * A collection page for <#=TypeName(c)#>.