Merge pull request #1 from kentcz/master

Add QueryAll param

Merge pull request simple-salesforce#82 from demianbrecht/version_param

Fix version param

Merge pull request simple-salesforce#72 from demianbrecht/custom_session

Custom session injection

Bump version

Merge pull request simple-salesforce#63 from olgakogan/master

Allow querying by custom External ID