Prepare to remove class Filter

Unused use

Code style

Code style

PHPDoc

Use glide/intervention to generate thumbnail images

Fix #1099 - error if no file selected

Fixes #1239 "Call to a member function canShow() on null" (#1258)

Added missing check for object instance causing the error "Call to a member function canShow() on null" in /app/Module/RecentChanges

Fixes #1239 "Call to a member function canShow() on null" (#1258)

Added missing check for object instance causing the error "Call to a member function canShow() on null" in /app/Module/RecentChangesModule.php

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Fix #1253 - using old/wrong function arguments

Fix #1251 new module settings not saved (#1252)

Modern browsers support RFC7231 - relative URLs in 30x responses

jQuery-3, Bootstrap-4, FontAwesome-4.7, Select2-4, remove popup windows

Fix #1239 - changes are not null

Strict typing

Use actual edit timestamp instead of CHAN record to calculate recent changes

2017

Fix #1165 - update/keep CHAN

Merge minor changes from develop branch

Use HTTPS rather HTTP (including a minor URL fix) (#1176)

Fix #1167 - PHP7.1 compatibility

Code style

#1158 - Remove Street View

For all map instances, ensure default value for min zoom level is set even if module setting is missing (#1155)

Code style - strict typing

Fixes issue #1150. Min zoom level for place hierarchy map set by the parameter in module preferences (value of 1 restricts zoom to "one earth") (#1151)