change the underline in the progeny name of a cross to a P.
fix issue with log file removal.
tweak whitespace.
add test for crosses, ids for html elements in interface.
factor out the download actions.
fix delete link for breeding program.
added clarification to qtl submission quide
fix ajax call parameters in add_phenotype.
try to move to colorbox
fix superfluous comma.
merged master into refactor crossing branch