[ADD,IMP]:account chart for configurable chart and improvements

addons/account/account_installer.xml

addons/account/configurable_account_chart.xml

addons/account/installer.py

addons/base_setup/__init__.py

addons/base_setup/base_setup_data.xml

addons/base_setup/base_setup_installer.xml

addons/base_setup/gtk_contact_form.py

addons/hr/hr_installer.xml

addons/knowledge/knowledge_installer.xml

addons/mrp/mrp_installer.xml

addons/profile_accounting/profile_accounting.xml

addons/profile_tools/misc_tools_installer.xml

addons/project/project_installer.xml

addons/purchase/wizard/purchase_installer.xml

addons/report_designer/report_designer_installer.xml

addons/sale/sale_view.xml

addons/thunderbird/thunderbird_installer.xml