Merge branch 'hotfix/bug-1'
Merge branch 'develop'
Merge branch 'release/0.3.0'
Added empty json object to custom card files. Fixes #3
Merge pull request #4 from TheEskhaton/master

Added empty json object to custom card files. Fixes #3
Merge branch 'master' into develop
put player's cards to discard when quitting
show points at the end only if some actual rounds were played
store player's username separately from hostname and use it as a search term