Fixes BUG-0048396: The amount of collections ends up in a financial account for a higher amount
**Before setting amount in Fin Acc. Trx Amount field, convert it to BigDecimal so that decimal & grouping in format is properly managed.
Push a try is OK.
Build result: SUCCESS
Log: https://builds.openbravo.com/job/try-init/1220/console
Builds:
SUCCESS - https://builds.openbravo.com/job/try-accounting-oracle/671/
SUCCESS - https://builds.openbravo.com/job/try-accounting-pgsql/671/
SUCCESS - https://builds.openbravo.com/job/try-addpayment1-oracle/672/
SUCCESS - https://builds.openbravo.com/job/try-addpayment1-pgsql/672/
SUCCESS - https://builds.openbravo.com/job/try-addpayment2-oracle/672/
SUCCESS - https://builds.openbravo.com/job/try-addpayment2-pgsql/672/
SUCCESS - https://builds.openbravo.com/job/try-addpayment3-oracle/669/
SUCCESS - https://builds.openbravo.com/job/try-addpayment3-pgsql/670/
SUCCESS - https://builds.openbravo.com/job/try-alternativeflows-pgsql/669/
SUCCESS - https://builds.openbravo.com/job/try-api/707/
SUCCESS - https://builds.openbravo.com/job/try-basic-oracle/676/
SUCCESS - https://builds.openbravo.com/job/try-basic-pgsql/678/
SUCCESS - https://builds.openbravo.com/job/try-bigamount-pgsql/669/
SUCCESS - https://builds.openbravo.com/job/try-checks-oracle/707/
SUCCESS - https://builds.openbravo.com/job/try-checks-pgsql/707/
SUCCESS - https://builds.openbravo.com/job/try-dbcons-oracle/707/
SUCCESS - https://builds.openbravo.com/job/try-dbcons-pgsql/709/
SUCCESS - https://builds.openbravo.com/job/try-dotspanishdateformat-pgsql/671/
SUCCESS - https://builds.openbravo.com/job/try-dotusadateformat-pgsql/669/
SUCCESS - https://builds.openbravo.com/job/try-full-oracle/709/
SUCCESS - https://builds.openbravo.com/job/try-full-pgsql/708/
SUCCESS - https://builds.openbravo.com/job/try-gui-oracle/676/
SUCCESS - https://builds.openbravo.com/job/try-gui-pgsql/676/
SUCCESS - https://builds.openbravo.com/job/try-initial-oracle/677/
SUCCESS - https://builds.openbravo.com/job/try-initial-pgsql/676/
SUCCESS - https://builds.openbravo.com/job/try-multicurrency-oracle/671/
SUCCESS - https://builds.openbravo.com/job/try-multicurrency-pgsql/671/
SUCCESS - https://builds.openbravo.com/job/try-roletest-pgsql/669/
SUCCESS - https://builds.openbravo.com/job/try-spanishdateformat-pgsql/669/
SUCCESS - https://builds.openbravo.com/job/try-spanishseparator-pgsql/668/
SUCCESS - https://builds.openbravo.com/job/try-transaction-oracle/672/
SUCCESS - https://builds.openbravo.com/job/try-transaction-pgsql/672/
SUCCESS - https://builds.openbravo.com/job/try-upgrade-pgsql/681/
SUCCESS - https://builds.openbravo.com/job/try-usadateformat-pgsql/668/
SUCCESS - https://builds.openbravo.com/job/try-usaseparator-pgsql/668/