Version schema for Samba server and client for OS/2 eCS

major.minor.fix

• major changes everytime samba changes its version (like from v3 to v4)
  
• minor changes everytime samba changes its release (like from v3.0 to 3.1) or significant OS/2 updates
  
• fix is incremented by 1 when we release a new official build (either samba updates or OS/2 updates)