Added user conrol for cities
button select city
automatically choosing
Finally autocomplete of city is working proper!!)
selected index ++ on keyDown
Add IContractCodeGenerator and a default implementation.
Merge branch 'city' of https://github.com/PavelBastov/opencbs into city
city textbox minor bugs
Replace ExtensionActivator with MefContainer.
Merge mef into code.
Finish the default contract code generator (#59).
Add a sample contract code generator.
Add header comment to the sample contract code generator.
Merge branch 'city' of https://github.com/PavelBastov/opencbs into city
Merge branch 'master' into city
Add GetXIRR() for calculating effective interest rate.
Some minor bugs
Merge branch 'code'
Merge branch 'city'
Cities, small thing #67