Merge pull request #108 from hintjens/master

Refactored signal handling
Merge pull request #109 from hintjens/master

Was wrongly saving default handlers
missing __UNIX__ check for zsys_handler_reset
Merge pull request #111 from pijyoi/master

missing __UNIX__ check for zsys_handler_reset
Merge pull request #112 from hintjens/master

Moved file handling functions into zfile class
Fixed issue #113.
Merge pull request #117 from sgundry/master

Fixed issue #113
Fixed issue #114
Cosmetic fixes to conform to CLASS (RFC21)
Minor code cleanups
Updated to refer to CLASS spec for style
Fixed deprecated autotools configuration
Introduced compile error into zloop - fixed
Fixed deprecated autotools configuration
Added new zbeacon class
Edited NEWS for 1.4.0