Modified app view to render markdown in long_description
Modified reference to old HTML in long_description: now Markdown
Merge branch 'master' into markdown-long-description-issue-684

* master:
  added privacy mode field to account update form template
Modified app view to render markdown in long_description
Modified reference to old HTML in long_description: now Markdown
Merge branch 'markdown-long-description-issue-684' of https://github.com/PyBossa/pybossa-default-theme into markdown-long-description-issue-684

* 'markdown-long-description-issue-684' of https://github.com/PyBossa/pybossa-default-theme:
  Modified reference to old HTML in long_description: now Markdown
  Modified app view to render markdown in long_description
Merge pull request #13 from PyBossa/markdown-long-description-issue-684

Markdown long description issue 684