standalone connection and session pool creation; added test cases for binding
and fetching supplemental characters as well as fetching temporary LOBs; tidied
up a few test cases as well.
to promote best security practices (if stored in RAM in cleartext it can be
read in process dumps, for example). For those who would like to retain this
feature, a subclass of Connection could be used to store the password.
deprecating allocelems (replaced by numElements) and maxlength (replaced by
bufferSize); avoid increasing memory allocation for strings when using variable
width character sets and increasing the number of elements in a variable during
executemany(). Thanks to Don Reid for pointing out this issue.