[IMP] website, doc: replace eCommerce by e-Commerce

README.md

addons/payment/data/payment_acquirer_data.xml

addons/website/README.md

addons/website/static/description/index.html

addons/website_crm/static/description/index.html

addons/website_event/README.md

addons/website_event/static/description/index.html

addons/website_event_track/README.md

addons/website_event_track/data/website_event_track_demo.xml

addons/website_event_track/static/description/index.html

addons/website_forum/data/forum_demo.xml

addons/website_forum_doc/data/doc_demo.xml

addons/website_mail/data/mail_channel_data.xml

addons/website_sale/README.md

addons/website_sale/__openerp__.py

addons/website_sale/data/web_planner_data.xml

addons/website_sale/security/website_sale.xml

addons/website_sale/views/backend.xml

addons/website_sale/views/res_config_view.xml

addons/website_sale/views/templates.xml