cleanup mypic_fetch_picture method, adhere code stds
local file permissions changes
cleanup, code stds in mypic_get_users_without_pictures, mypic_update_picture
simplify cron() by adding timestamp-fetcher "
Alters the value used to fetch updated users to GMT, corresponding with the timezone in use by the remote service
;
minor formatting changes; now unlinks files in /tmp that are only 1 byte
hoists function def out of if block
adds webservice endpoint test, ignores local values stored in webservices.php adds reference mike image
test for block_mp_picture.php functions
whitespace
ensures that users passed to the rest of the module code are actually moodle users
merge changes in lib.php
imports global  to quell phpunit crash
moves user generation into separate file in order to afford more granular control and deliberate resuse of the known user
adds test for changes introduced in c8f1f9fba79bb4
refactors json method to return json; adds comments for .dist test values class
removes junky mtrace stmts
adds more lib tests
refactoring generator class hierarchy
 tightens validation of cURL return

 This should prevent single-byte files from being created,
 as thesse were the result of uncaught websdervice 404 responses.
 404 is returned when no photo exists for a given idnumber, and
 previously, a file was creates with a single whitespace as the
 full content.
adds return value so this highest level fn can be tested for regression