removed line which was commented out
store attrib_type 'struct_var' for structural variation counts
cosmetic change, auto_increment value is not part of the table definition any more
added two 75 patches
add readthrough counts
add readthrough check
for transcript counts, the associated attribs are transcript_cnt and transcript_acnt
empty database patched to latest schema
yeast test database patched to latest schema
schema updates for 75