Showing leaderboard precision value dynamically

[Abhi58]

Fix #284 : Add option to change leader-board decimal precision

Changes proposed in this pull request:

Removed static leaderboard score value and added code to dynamically get the value from input box for precision value

http://pr-287-evalai.surge.sh

[Abhi58]

TO be honest, I found difficulty in materialize css I think it is better to use bootstrap (yeah, I understand for this we need to change it in each page).

[Sanji515]

@Abhi58 Can you please fix the build?

And also why are there @Shekharrajak commits ⬇️

[Abhi58]

Oh! It looks like because I cherry-pick few commits.

[RishabhJain2018]

TO be honest, I found difficulty in materialize css I think it is better to use bootstrap (yeah, I understand for this we need to change it in each page).

Hi @Abhi58, What difficulty/issues did you find in materialize CSS?