Fix some typespecs

4 jobs for master in 1 minute and 13 seconds (queued for 2 seconds)
Status Job ID Name Coverage
  Test
failed #731844258
code-stats-beta
deploy_beta

passed #731844256
shared
pages

00:01:13

failed #731844254
shared
test

00:01:06

 
  Deploy
passed pages:deploy

00:00:02

 
Name Stage Failure
failed
deploy_beta Test There has been a timeout failure or the job got stuck. Check your timeout limits or try again
No job log
failed
test Test
  unicode_util_compat 0.4.1
All dependencies are up to date
$ mix compile --warnings-as-errors
Compiling 100 files (.ex)
warning: unused alias Alias
lib/code_stats/user/user.ex:9

Compilation failed due to warnings while using the --warnings-as-errors option
ERROR: Job failed: exit code 1