Bumping gaia.json for 6 gaia-central revision(s) a=gaia-bump

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https://hg.mozilla.org/integration/gaia-central/rev/c2d1f4f385a2
Author: Jose M. Cantera <jmcanterafonseca@gmail.com>
Desc: Merge pull request #14794 from jmcanterafonseca/fix_import_click

Bug 946796 - Import list only honors the :active state the first time a ...

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https://hg.mozilla.org/integration/gaia-central/rev/e41956b732ab
Author: Jose M. Cantera <jmcanterafonseca@gmail.com>
Desc: Bug 946796 - Import list only honors the :active state the first time a contact is clicked.

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https://hg.mozilla.org/integration/gaia-central/rev/9bfa627fed60
Author: Jose M. Cantera <jmcanterafonseca@gmail.com>
Desc: Merge pull request #14800 from jmcanterafonseca/fix_active_dup_list

Bug 951562 - Enable active state for the items in the duplicate contacts...

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https://hg.mozilla.org/integration/gaia-central/rev/337da211fe17
Author: Jose M. Cantera <jmcanterafonseca@gmail.com>
Desc: Bug 951562 - Enable active state for the items in the duplicate contacts list

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https://hg.mozilla.org/integration/gaia-central/rev/cf3d97d7264f
Author: Jose M. Cantera <jmcanterafonseca@gmail.com>
Desc: Merge pull request #14804 from jmcanterafonseca/fix_cookie_contacts

Bug 949688 - contacts app does not persist any cookie config settings to...

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https://hg.mozilla.org/integration/gaia-central/rev/e2dc689dbd90
Author: Jose M. Cantera <jmcanterafonseca@gmail.com>
Desc: Bug 949688 - contacts app does not persist any cookie config settings to file system