update count inventory parameter for default provider

Merge pull request #21 from offish/v2.3.4

v2.3.4

Merge pull request #20 from offish/v2.3.3

v2.3.3

Merge pull request #19 from offish/v2.3.2

v2.3.2

Merge pull request #18 from offish/v2.3.1

v2.3.1

Merge pull request #17 from offish/v2.3.0

v2.3.0

Merge pull request #16 from offish/v2.2.0

v2.2.0

fix issue with strange part killstreaks

fix steam ids and update tests

add currency picking