Display the numbers of the keyboard directly for the contribution weight

[Romain Alexandre]

When opening the keyboard for the contribution value, display the numbers of the keyboard directly. You can see an example in AssociationView in the Structural diagram.

[Jerry Wei]

References #326: Resolved issue by adding anonymous showKeyboard class w/ setSymbolState(true).

→ <<cset 3911fcd001cc>>

[Jerry Wei]

References #326: Resolved issue by adding anonymous showKeyboard class w/ setSymbolState(true).

→ <<cset 3911fcd001cc>>

[Jerry Wei]

Merged in Issues/326-DisplayContributionNumbers (pull request #55)

References #326: Showing Numbers on Contribution Weight

→ <<cset a2fb287801f9>>