Fix incremental compilation problem caused by Slick.

This is temporary fix to decrease compilation time in development. Therefore this fix will be reverted in the future to add multiple database support capability.

src/main/scala/model/Profile.scala

@@ -1,9 +1,7 @@
 package model
 
-import slick.driver.JdbcProfile
-
 trait Profile {
-  val profile: JdbcProfile
+  val profile = slick.driver.H2Driver
   import profile.simple._
 
   // java.util.Date Mapped Column Types

src/main/scala/model/package.scala

@@ -1,10 +1,5 @@
-package object model extends {
-  // TODO [Slick 2.0]Should be configurable?
-  val profile = slick.driver.H2Driver
-  // TODO [Slick 2.0]To avoid compilation error about delete invocation. Why can't this error be resolved by import profile.simple._?
-  val simple = profile.simple
-
-} with AccountComponent
+package object model extends Profile
+  with AccountComponent
   with ActivityComponent
   with CollaboratorComponent
   with GroupMemberComponent
@@ -16,9 +11,11 @@ package object model extends {
   with PullRequestComponent
   with RepositoryComponent
   with SshKeyComponent
-  with WebHookComponent with Profile {
+  with WebHookComponent {
+
   /**
    * Returns system date.
    */
   def currentDate = new java.util.Date()
+
 }

src/main/scala/service/AccountService.scala

@@ -1,7 +1,7 @@
 package service
 
 import model._
-import simple._
+import profile.simple._
 // TODO [Slick 2.0]NOT import directly?
 import model.dateColumnType
 import service.SystemSettingsService.SystemSettings

src/main/scala/service/ActivityService.scala

@@ -1,7 +1,7 @@
 package service
 
 import model._
-import simple._
+import profile.simple._
 
 trait ActivityService {
 

src/main/scala/service/IssuesService.scala

@@ -4,7 +4,7 @@ import scala.slick.jdbc.{StaticQuery => Q}
 import Q.interpolation
 
 import model._
-import simple._
+import profile.simple._
 import util.Implicits._
 import util.StringUtil._
 

src/main/scala/service/LabelsService.scala

@@ -1,7 +1,7 @@
 package service
 
 import model._
-import simple._
+import profile.simple._
 
 trait LabelsService {
 

src/main/scala/service/MilestonesService.scala

@@ -1,7 +1,7 @@
 package service
 
 import model._
-import simple._
+import profile.simple._
 // TODO [Slick 2.0]NOT import directly?
 import model.dateColumnType
 

src/main/scala/service/PullRequestService.scala

@@ -1,7 +1,7 @@
 package service
 
 import model._
-import simple._
+import profile.simple._
 
 trait PullRequestService { self: IssuesService =>
   import PullRequestService._

src/main/scala/service/RepositorySearchService.scala

@@ -8,7 +8,7 @@ import org.eclipse.jgit.treewalk.TreeWalk
 import org.eclipse.jgit.lib.FileMode
 import org.eclipse.jgit.api.Git
 import model._
-import simple._
+import profile.simple._
 
 trait RepositorySearchService { self: IssuesService =>
   import RepositorySearchService._

src/main/scala/service/RepositoryService.scala

@@ -1,7 +1,7 @@
 package service
 
 import model._
-import simple._
+import profile.simple._
 import util.JGitUtil
 
 trait RepositoryService { self: AccountService =>

src/main/scala/service/SshKeyService.scala

@@ -1,7 +1,7 @@
 package service
 
 import model._
-import simple._
+import profile.simple._
 
 trait SshKeyService {
 

src/main/scala/service/WebHookService.scala

@@ -1,7 +1,7 @@
 package service
 
 import model._
-import simple._
+import profile.simple._
 import org.slf4j.LoggerFactory
 import service.RepositoryService.RepositoryInfo
 import util.JGitUtil

src/main/scala/servlet/PluginActionInvokeFilter.scala

@@ -50,7 +50,7 @@ class PluginActionInvokeFilter extends Filter with SystemSettingsService with Re
   }
 
   private def processRepositoryAction(path: String, request: HttpServletRequest, response: HttpServletResponse)
-                                     (implicit session: model.simple.Session): Boolean = {
+                                     (implicit session: model.profile.simple.Session): Boolean = {
     val elements = path.split("/")
     if(elements.length > 3){
       val owner  = elements(1)