v2.0rc5

• Improve frm_total class for number fields
• Fix toggling customization panel
• Fix error when updating entry from the back-end
• Make sure the ip function returns something
• Prevent success message from moving when an entry is saved on the back-end
• Delete the cached fields when a field is edited to prevent old settings from being cached when they shouldn't
• Fix the recaptcha checking with ajax form submit