Merge pull request #82 from timschofield/develop

Miscellaneous updates from webERP
Merge pull request #83 from timschofield/develop

Changes from webERP
Merge pull request #84 from timschofield/develop

Exson Qu: Add smtp email to various reports
New scripts required for plugin system
Merge branch 'plugins' of github.com:fahadhatib/KwaMoja into plugins
Improvements to the database upgrade system for the new plugin architecture
Merge pull request #85 from timschofield/develop

Changes from webERP
Merge branch 'plugins' of github.com:fahadhatib/KwaMoja into plugins
Plugin images for new plugin architecture
Empty directory to place plugins in
Empty php file to contain menu links for any plugin
Merge pull request #86 from fahadhatib/plugins

New plugin architecture for KwaMoja