Add 'Panchang'

[NripPrajapat]

Is your feature request related to a problem?

We only get gregorian calendar, it'll be useful for us to see the 'tithi', 'muhurat' and 'choughadiya' at given time.

Describe the solution you'd like

https://gist.github.com/hrishikeshrt/0090a0460608728f32381164ea54865c

It is a calendar for 'sanatan' people, it is known as 'Vikram Samwat' also. Maybe try and use this github api or some workaround it.

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