bugfix, use correct column name, and return undef not empty hashref
remove un-used code, we do not need to know which designs already exist on a given exon
add WGE Exception classes
treat newlines as breaks in info or error messages
set url to redo a design attempt
change form field name
code tidy
add redo design attempt info to custom target gibson design page
add redo design attempt info to exon target gibson design page
throw WGE::Exception::Validation error instead of die
add code to redo a design attempt, refactor code from gibson design pages
check_params now throws a WGE::Exception::Validation error instead of just a die
gibson_designer front page image and description
Merge branch 'devel' into redo-failed-design-attempt
Merge branch 'master' into devel
v0.006

   Added redo button to design attempts.
   Better formatting of design attempt error and design parameter data.