Squashed 'modules/base/double_field/' content from commit 8455db7

git-subtree-dir: modules/base/double_field
git-subtree-split: 8455db7b35df441d6c8a7e256a9b55d2a3b3455a
New: Add modules/base/double_field.
Squashed 'modules/base/views_bootstrap/' content from commit 8025e82

git-subtree-dir: modules/base/views_bootstrap
git-subtree-split: 8025e821a0450a7535cf7257870efe9a37a5713d
New: Add modules/base/views_bootstrap.
Squashed 'modules/common/views_term_hierarchy_weight_field/' content from commit 1a85476

git-subtree-dir: modules/common/views_term_hierarchy_weight_field
git-subtree-split: 1a85476fbea3b9049564ccb3c0bc685555a033d5
New: Add modules/common/views_term_hierarchy_weight_field.