{"shas":[["6115949178d428e1c11c90772fb35e4842b7246d","6190d6ce5d3c08d4cc8f74a18d3b5cbb0c4353a8@gmail.com","Accept minus sign for number type answers","Ben Alpert"],["f80630b92f5d257048607ee32b43d3440a02a784","6190d6ce5d3c08d4cc8f74a18d3b5cbb0c4353a8@gmail.com","Oops.","Ben Alpert"],["76871ea264b9a9ad16c7444d7a21d2126b8ab045","6190d6ce5d3c08d4cc8f74a18d3b5cbb0c4353a8@gmail.com","Resize scratchpad appropriately when showing hints","Ben Alpert"],["c09ed2bee52d6db52fe430364ca9b1a92de6a2f7","333a3f71d3ad6e01fc953c4fa06bc1f3cd014910@khanacademy.org","Changed adding and subtracting fractions to accept only proper or mixed fractions.","Sundar Subbarayan"],["17f6edee0bf33d39b4000f654d0b61e4d48325d3","6190d6ce5d3c08d4cc8f74a18d3b5cbb0c4353a8@gmail.com","Fix validation","Ben Alpert"],["2f4469cbe357337ce666d93e25fd594e66ea2ce6","3ee7db8148ab1f59afd5c81d77690acc3123e676@gmail.com","Begin work showing video progress on exercises","Joel Burget"],["810775afdeb05dd7cf1d8083d02a546843626a52","3ee7db8148ab1f59afd5c81d77690acc3123e676@gmail.com","Merge github.com:joelburget/khan-exercises","Joel Burget"],["79b94b66dd76e6265b216b49384975b692b99a4b","0c22972b733428b2467cba0074e9fa596bede4fe@gmail.com","replaced 'Report a Problem' link with a button on exercise pages","Jeff Ruberg"],["4eea767ca543bab76855f876777444574ca514df","333a3f71d3ad6e01fc953c4fa06bc1f3cd014910@khanacademy.org","Merge remote-tracking branch 'upstream/master'","Sundar Subbarayan"],["78cfe9af425188a5853c2b6ad770f84e900506d6","6190d6ce5d3c08d4cc8f74a18d3b5cbb0c4353a8@gmail.com","Fix a scope problem for FF3.6 (fix #529, fix #608, fix #619)","Ben Alpert"],["3e6ee835df07906113897258467a5ca48c38dbc4","7bf96e1847153fc0dd42ef4ef0b0beac1399ed76@gmail.com","Readd dummy rect to fix scratchpad events on old browsers. Fixes #617. Fixes #626. Fixes #620.","Omar Rizwan"],["7424ab6ad6c92c62683ef2a876dc1e8546d2fb6c","333a3f71d3ad6e01fc953c4fa06bc1f3cd014910@khanacademy.org","Merge remote-tracking branch 'upstream/master'","Sundar Subbarayan"],["f8a1e9a8683cb462d3e2d27169d1debab2669c36","6190d6ce5d3c08d4cc8f74a18d3b5cbb0c4353a8@gmail.com","Indent for clarity","Ben Alpert"],["3564b42363a2163f31ff510ddb677b36bfb77c11","6190d6ce5d3c08d4cc8f74a18d3b5cbb0c4353a8@gmail.com","Fix IE8 decimals, hopefully\n\nfix #632\nfix #627\nfix #616\nfix #615\nfix #612\nfix #611\nfix #605\nfix #603\nfix #602\nfix #600\nfix #598\nfix #593\nfix #576\nfix #574\nfix #544\nfix #530","Ben Alpert"],["68a6d918f601e9a054721688f0e965abe15bd719","3ee7db8148ab1f59afd5c81d77690acc3123e676@gmail.com","Show video progress on exercises","Joel Burget"],["789ea3b0a8d2f1708c75e04eaef82053725a8f86","6190d6ce5d3c08d4cc8f74a18d3b5cbb0c4353a8@gmail.com","Revert c09ed2b for now because mixed is broken; close #649","Ben Alpert"],["b1e901acdefceeb3249d069f2c8cdd62a77edf5e","3ee7db8148ab1f59afd5c81d77690acc3123e676@gmail.com","merge","Joel Burget"],["b2a184c023b2af39c678822a837ad424dd85c6de","73675debcd8a436be48ec22211dcf44fe0df0a64@khanacademy.org","console.error.apply does not work in IE8","Ben Kamens"],["d7c744836b93cbba14489b4c4371f2e9673b7acc","73675debcd8a436be48ec22211dcf44fe0df0a64@khanacademy.org","Merge branch 'master' of http://github.com/Khan/khan-exercises","Ben Kamens"],["dc956633b18800746094e3e1fad02d0a81ae4381","98317186dd90497fc416575d5a32a1a9411abe6c@gmail.com","further simplify quadratic roots, fix #661","Igor"]],"ref":"refs/heads/master","size":86,"head":"d33017a86150f691ff8e8e75a57c4c493aca4a4e","push_id":38613995}