[Pharo-project] fixed smartcharacters

[Stéphane Ducasse]

Hi guys

now with this change set the behavior when selected a piece of code is the same 
with smart char than the default behavior.

aaaa + '
-> 'aaaa'

'aaaa' + '
-> aaaaa

Stef

aligningSmartCharacterToEvent.1.cs
Description: Binary data