remove error_log and add error_log to gitignore
clean up index.php
Fixes #1.

I changed the hardcoded "hippodevome" reference in
function/remove_table_research.php to instead reference the global
variable DB_NAME.  This variable should be set (with the name of the DB
in your local version) in access_db.php.
merge in master
fixed missing Neuron page connectivity information
updated the Release Notes to reflect the connectivity changes on the Neuro page
fixes #117
Merge branch 'index_notices' of https://github.com/hippocampome/php into index_notices

merging remote index notices
Merge remote-tracking branch 'origin/master'

some additional changes not known to me