* adds EditEcoAccountForm
* adds placeholders for some form fields
* changes comment card in detail view into rlp-grayish
* adds eco account detail view comment box
* removes unnecessary loading of dal scripts in view.html
* refactors generated identifier for data objects (10 digits to 6 uppercase letter-digit combination)
* improves generate_random_string() method by adding more options for generation of strings
* adds/updates translations
* adds Ema model (basically Compensation inherited)
* adds index view for EMAs
* fixes drop-down link bug for menu 'More' in navbar
* refactors some more forms to use process_request()
* adds modified attribute to BaseResource for easy last_modified check
* adds setting of modified attribute in all places where UserAction.EDITED is added to log
* adds EMA_ACCOUNT_IDENTIFIER_LENGTH and EMA_ACCOUNT_IDENTIFIER_TEMPLATE to ema/settings.py
* adds EmaAdmin to ema/admin.py
* fixes wrong title in intervention detail view html for revocations
* adds support for subtitle variable to BaseTable and generic_index.html
* drops next_version attribute from models
* adds/updates translations
* adds default ordering for UserActionLogEntry
* removes extra ordering in log modal rendering
mipel