Create Defold Script Migration

[bshikin]

Create configs/defold.yaml with configuration to migrate Unity .cs code to Defold.

The configuration will likely look similar to configs/godot.yaml: one .cs file will map to one .script file.

[zarkua]

my voice here. Really need this asap

[pmaak]

+1 voice

[zulman]

+1

[britzl]

Defold team member here! @bshikin please let us know if there's anything we can do to help out!