Scores loading fixes

• Added an indication to pandas to interpret the score column as float. fixes #194 (closed).
• Changed the expected column to identify probes from probe_key to probe_template_id. fixes #196 (closed).

assigned to @ydayer

added 21 commits

• 17014191...2e69afcb - 17 commits from branch master
• 80299f03 - doc: docstring formatting.
• 6c7744bf - fix(scores): pandas to read score column as float.
• f4d8b7ee - fix(scores): correctly expect template_id, not key
• 54d7fa5f - fix(scores): reformatting of CMC return tuple.

Compare with previous version

added 7 commits

• 54d7fa5f...343e3869 - 3 commits from branch master
• d6a91d94 - doc: docstring formatting.
• 00e55ce9 - fix(scores): pandas to read score column as float.
• e2c125fc - fix(scores): correctly expect template_id, not key
• 37937348 - fix(scores): reformatting of CMC return tuple.

Compare with previous version

added 8 commits

• 37937348...db931418 - 4 commits from branch master
• 432cfb1b - doc: docstring formatting.
• ee0f6175 - fix(scores): pandas to read score column as float.
• d40be307 - fix(scores): correctly expect template_id, not key
• 1b676560 - fix(scores): reformatting of CMC return tuple.

Compare with previous version

added 5 commits

• 9a790353 - 1 commit from branch master
• 7717a1b9 - doc: docstring formatting.
• c60a6b16 - fix(scores): pandas to read score column as float.
• 5ac96342 - fix(scores): correctly expect template_id, not key
• f996874d - fix(scores): reformatting of CMC return tuple.

Compare with previous version

merged

mentioned in commit e2fa582c