Increased malloc margin to 128.
https://github.com/arduino/Arduino/pull/1329#issuecomment-15609148
See #857 #1329
Fixed Wifi example
Removed deprecated interrupt handlers
Fixes #831 #881 #955 #1123 #1140
Fix deprecated ISR names for ATmega8.
See #881
Added Wifi NTP client example
Upped version to 1.0.5