Added default value for custom fields. Fixed javascript on custom field form for project and user custom fields.

git-svn-id: http://redmine.rubyforge.org/svn/trunk@1090 e93f8b46-1217-0410-a6f0-8f06a7374b81

test/fixtures/custom_fields.yml

@@ -10,6 +10,7 @@ custom_fields_001:
   id: 1
   is_required: false
   field_format: list
+  default_value: ""
 custom_fields_002: 
   name: Searchable field
   min_length: 1
@@ -22,6 +23,7 @@ custom_fields_002:
   is_required: false
   field_format: string
   searchable: true
+  default_value: "Default string"
 custom_fields_003: 
   name: Development status
   min_length: 0
@@ -33,6 +35,7 @@ custom_fields_003:
   id: 3
   is_required: true
   field_format: list
+  default_value: ""
 custom_fields_004: 
   name: Phone number
   min_length: 0
@@ -44,6 +47,7 @@ custom_fields_004:
   id: 4
   is_required: false
   field_format: string
+  default_value: ""
 custom_fields_005: 
   name: Money
   min_length: 0
@@ -55,4 +59,5 @@ custom_fields_005:
   id: 5
   is_required: false
   field_format: float
+  default_value: ""