Bar completes before it is asked to complete

[enjoythelive1]

I'm submitting a ... (check one with "x")

[x] bug report => check the FAQ and search github for a similar issue or PR before submitting
[ ] support request => check the FAQ and search github for a similar issue before submitting
[ ] feature request

Current behavior
After 50 seconds, the bar completes, even thought it wasn't asked to stop

Expected/desired behavior
It should decrease the rate of change of the bar until completed. It should be able to be showing (and "growing") for an indefinite amount of time (see youtube slim loading bar)

• ng2-slim-loading-bar version: 4.0.0

• Angular version: 4.4.3

• Browser: all

• Language: all

[enjoythelive1]

I am going to fix it (I made an external solution)