records: display tabs

(closes #1646)

Signed-off-by: Eirini Psallida <eirini.psallida@cern.ch>
32:1: F401 'CFG_WEBLINKBACK_TYPE' imported but unused
32:1: F401 'CFG_WEBLINKBACK_ORDER_BY_INSERTION_TIME' imported but unused
32:1: F401 'CFG_WEBLINKBACK_LIST_TYPE' imported but unused
32:1: F401 'CFG_WEBLINKBACK_PAGE_TITLE_STATUS' imported but unused
32:1: F401 'CFG_WEBLINKBACK_TRACKBACK_SUBSCRIPTION_ERROR_MESSAGE' imported but unused
32:1: F401 'CFG_WEBLINKBACK_BROKEN_COUNT' imported but unused
52:47: F821 undefined name '_'
54:27: F821 undefined name 'request'
56: D103 Docstring missing
70:17: E128 continuation line under-indented for visual indent
71:17: E128 continuation line under-indented for visual indent
72:17: E128 continuation line under-indented for visual indent
73:17: E128 continuation line under-indented for visual indent
74:17: E128 continuation line under-indented for visual indent
75:17: E128 continuation line under-indented for visual indent
76:17: E128 continuation line under-indented for visual indent
77:17: E128 continuation line under-indented for visual indent
78: D103 Docstring missing