Remove "daily_active_users" dashboard

The dashboard does not work, does not have costumers and is not
generated by any script.

Change-Id: I56098e9fecd1fcbda45f5b597df542ccf9609c6f
Remove "e3_productivity_metrics" files

The dashboard or graph does not work. They do not have any
customers. The corresponding data file has only data for two days, and
they are more than half a year old.

Change-Id: I768404637d71043ab7e02c73a2935af824fdd0e4
Remove "mobile" dashboard

The dashboard does not work, and has no customers. Also there are now
per-carrier dashboards for Wikipedia Zero in the wp-zero/data
repository.

Change-Id: Idf0b3c859897bf58e0dbb03d61b65725571ddb07
Remove "active_editors_by_region_pretty" graph

This graph is unused and has been generated by hand.

Change-Id: I523f08a5fbb17cd9e1aff00b6f437cc398fe308f
Remove "active_editors_priority_regions" graph

It is not working, does not have customers, and is hand-made.

Change-Id: I4c30555a8b4f518e5dc18cc4c86b29144a06e5d1
Remove "jessie_test" graph

The graph does not work, has no customers, and is hand-made.

Change-Id: I05765c6c7135a84f508d15105490d8f3088eac34
Remove unused, hand-made grants graphs

Change-Id: Ic5a0f50fb93f1f6c9a84110e164dd983731d8b49
Remove "winifreds_test" graph

The graph does not work, has no customers, and is hand-made.

Change-Id: Id3a1e973ed475e3dc584944868d251bf6c227a74
Remove "evans_test" graph

The graph does not work, has not customers, and is hand-made

Change-Id: Ib5f316fc8aad606b2fecd4ccaea0361c9bdbb07f
Remove "test_stuffs" graph

The graph looks like a hand-made test graph, and has no customers.

Change-Id: I4670f894497dbaa403377c583df3d35b2c9bb09a
Remove "zero_page_views_by_version" graph

This graph does not work, has no customers and seems hand made. Given
it's name, it might be an older version of the
free_mobile_traffic_by_version graph of the wp-zero/data repository.

Change-Id: Id6b63c9464f6e977f5815adcfa120f8a26561c18
Remove "e3_metrics" hand-made graphs

The graphs do not work, have no customers, and are hand-made.

Change-Id: I417416aeeda23077f15b325243b4a4b8e59793d6
Remove "geocode_ez_compare" graph

The graph does not work properly, has no consumers and is hand-made.

Change-Id: Ieb4c340bf9df106689855b8d90b3b2a40e241b3e
Remove unused, hand-made per wiki editor graphs

Change-Id: I13397b2a64bab688f6949b6b6904b2cac45b9e66
Remove "maxmind_country" data

The data is more than three months old, it does not have a customer,
and we have no knowledge on how it has been generated.

Change-Id: Iee20f81636ec950a9f6a5f8e140a6c38539a48fb
Remove obsolete "digi_telecommunications_malaysia" graphs

Those graphs are now available through the wp-zero/data repository.

Change-Id: I6fcbf40f2ef626d657e6f60d87d13b2bb8c35794
Remove obsolete "orange_sahelc_niger" graphs

Those graphs are now available through the wp-zero/data repository.

Change-Id: If9931ba09154f4559f016d71732e63fe0bd2578d
Remove obsolete "promonte_gsm_montenegro" graphs

Those graphs are now available through the wp-zero/data repository.

Change-Id: I36c2e3d9e15195ef0a751d648e5a07e8608830ac
Removing aggregated per country graph for Wikipedia Zero

This graph does not have customers, and we do not know, how it was
generated.

Change-Id: I13ea17a11103e2fb43e8470c87b72f9a49a1c9f9
Remove data and graphs for Indic languages analysis

The data is older than half a year, and has no customers.

Change-Id: I04cb3a6585349c8520367fa4e809c1c8d5907429