modify join-us avatar and add modify funcntion in backstage
add backstage manamge lenders
add test logo and add default time zone
add is_show to lenders
add link and fix unit loosing to mail_to_lender and make link without + symbol
redirect to root_path if can't find loancase
add loan_data to applier confirm mail
fix reply_applier mail error character
add backstage failed case controll
improve backstage lenders controll
change backstage navigation link style
add logo
fixed response update
save page view nums
fix apply_html check value error
fix lender_response call_back error
refractor code
fix reply_applier_mail form