Minor correction to physical_properties/logP/analysis/README.

Merge pull request samplchallenges#73 from MobleyLab/logP_experimenta…

…l_data

Release logP experimental data for SAMPL6 logP challenge.

Merge pull request samplchallenges#70 from MobleyLab/logP_submissions…

…_open2

Update "Uploading your predictions" section of logP_challenge_instructions.md

Merge pull request samplchallenges#65 from MobleyLab/logP_challenge

Announcing logP challenge.

Merge pull request samplchallenges#64 from MobleyLab/update-sampling

Update preliminary SAMPLing analysis

Merge pull request samplchallenges#62 from MobleyLab/special_issue

Update README.md for release; add Zenodo integration

Merge pull request samplchallenges#58 from MobleyLab/release-1.10

Add new version to README

Merge pull request samplchallenges#43 from MobleyLab/release-1.9

Update README for release 1.9

Merge pull request samplchallenges#39 from MobleyLab/pKa_microstate_c…

…orr5

New microstate ID added for SM10 (v1.8).

Merge pull request samplchallenges#37 from MobleyLab/pKa_microstate_c…

…orr4

Add missing microstates to SM18 and SM20.