Changed last-child to first-child to fix 13325

BS3 commits: f9fde567be3c3ca7161351702f358b9db6ef7283
Added @gray-base variable

BS3 commits: b5205bf84897e8e18dd4408e25a7d2aa95eca675
grunt

BS3 commits: d55462fae830bbd93a42aba7144c2083b7ca3114
assign background to row of .table-striped

BS3 commits: b4b82e815c45faaaff74e0e605336b5b37c015ab
only ignore /.*

BS3 commits: c1bd4fca61fe6aeed597f88ba20e67b26a4cfd66
`remote` modal docs: mention jQuery.load and other JS options as alternatives

BS3 commits: 7f4af4aeeac5e93dcb69b5c820e8e791077cc787
Deprecate the `remote` option of modals?

BS3 commits: 7933a50ee50e98c12caec7a4c197e92b9cd451be
grunt. Possible fix for 14013

BS3 commits: 3c99de976497928fac0585bda2bf0961e3b162bf,
a34e52de4d5c95b4c1db448c298ce1ee9d8414c4
grunt

BS3 commits: d55462fae830bbd93a42aba7144c2083b7ca3114
grunt. grunt

BS3 commits: 3c99de976497928fac0585bda2bf0961e3b162bf,
043b40636c99c55d7331227401c447aefd699f4c
grunt. Fixes 13943: Lighten the navbar inverse link color more since our text contrast change in v3.2.0. Fixes 13953: Remove the progress bar min-width styles for low percentages to avoid jumping progress. Fixes 13967: Don't reset the cite element's font-style. grunt

BS3 commits: 3c99de976497928fac0585bda2bf0961e3b162bf,
0378a6be2a5a42f408aeed24e20933039352ba74,
f22e7d857a4f7aa3f1def71e863b6ce761503928,
9677c95d83f361b7c3a43e56ef89590305c84905,
043b40636c99c55d7331227401c447aefd699f4c