Load configuration for all commands

This removes the filepath.Walk() when loading configuration,
as it can read a Beefile from another project in the $GOPATH.
Now config.LoadConfig() is called for all available commands.

cmd/commands/bale/bale.go

@@ -42,11 +42,8 @@ var CmdBale = &commands.Command{
   It will auto-generate an unpack function to the main package then run it during the runtime.
   This is mainly used for zealots who are requiring 100% Go code.
 `,
-	PreRun: func(cmd *commands.Command, args []string) {
-		version.ShowShortVersionBanner()
-		config.LoadConfig()
-	},
-	Run: runBale,
+	PreRun: func(cmd *commands.Command, args []string) { version.ShowShortVersionBanner() },
+	Run:    runBale,
 }
 
 func init() {

cmd/commands/generate/generate.go

@@ -117,8 +117,6 @@ func scaffold(cmd *commands.Command, args []string, currpath string) {
 		beeLogger.Log.Fatal("Wrong number of arguments. Run: bee help generate")
 	}
 
-	config.LoadConfig()
-
 	cmd.Flag.Parse(args[2:])
 	if generate.SQLDriver == "" {
 		generate.SQLDriver = utils.DocValue(config.Conf.Database.Driver)
@@ -141,8 +139,6 @@ func scaffold(cmd *commands.Command, args []string, currpath string) {
 }
 
 func appCode(cmd *commands.Command, args []string, currpath string) {
-	config.LoadConfig()
-
 	cmd.Flag.Parse(args[1:])
 	if generate.SQLDriver == "" {
 		generate.SQLDriver = utils.DocValue(config.Conf.Database.Driver)

cmd/commands/migrate/migrate.go

@@ -52,11 +52,8 @@ var CmdMigrate = &commands.Command{
 
     $ bee migrate refresh [-driver=mysql] [-conn="root:@tcp(127.0.0.1:3306)/test"]
 `,
-	PreRun: func(cmd *commands.Command, args []string) {
-		version.ShowShortVersionBanner()
-		config.LoadConfig()
-	},
-	Run: RunMigration,
+	PreRun: func(cmd *commands.Command, args []string) { version.ShowShortVersionBanner() },
+	Run:    RunMigration,
 }
 
 var mDriver utils.DocValue

cmd/commands/run/run.go

@@ -34,11 +34,8 @@ var CmdRun = &commands.Command{
 Run command will supervise the filesystem of the application for any changes, and recompile/restart it.
 
 `,
-	PreRun: func(cmd *commands.Command, args []string) {
-		version.ShowShortVersionBanner()
-		config.LoadConfig()
-	},
-	Run: RunApp,
+	PreRun: func(cmd *commands.Command, args []string) { version.ShowShortVersionBanner() },
+	Run:    RunApp,
 }
 
 var (