Added back check for session type.

Added check for "iniator" type in AbstractInitiator to ensure "acceptor" type sessions are not created.
missing contrib credit
Merge branch 'master' of github.com:connamara/quickfixn
donotsend handling
on resend, use toApp for send approval
bad merge
typo correction
add attribution; resolve #251
Merge branch 'master' of github.com:connamara/quickfixn
Merge pull request #268 from cbusbey/donotsend_15

DoNotSend and toApp fixes
credits - close #266, close #267
doc note for ReconnectInterval; close #213
Merge branch 'master' into 219_logger