Dropped qt4 from RHEL-8 (#1591123)

Bumped release to fix conflict caused by automerge

Dropped python2 from RHEL-8

Rebuilt for https://fedoraproject.org/wiki/Fedora_27_Mass_Rebuild

Rebuilt for https://fedoraproject.org/wiki/Fedora_26_Mass_Rebuild

Rebuild for Python 3.6

Deprecate use of Device object as mapping from udev property names to values
Add a Properties class and a Device.properties() method for udev properties
Fix places where Device object was incorrectly used in a boolean context
Return an empty string, not None, if the property value is an empty string
Exceptions re-raised from libudev calls now have a message string
Insert a warning about using a Device in a boolean context in docs
Infrastructure for vagrant tests is removed
Various internal refactorings
Extensive test improvements
Numerous documentation fixes

https://fedoraproject.org/wiki/Changes/Automatic_Provides_for_Python_RPM_Packages

Remove parsing code added in previous release
No longer do CI for Python 2.6
Eliminate all wildcard imports and __all__ statements
No longer use deprecated Device.from_sys_path() method
Minor pylint induced changes
Documentation fixes

Never raise a DeviceNotFoundError when iterating over a device enumeration
Device.subsystem() now returns None if device has no subsystem
Add DeprecationWarnings to deprecated Device methods
Replace "/" with "!" in Device.from_name() sys_name parameter
Add some unstable classes for parsing some kinds of values
Make version info more like Python's including micro numbers and levels
Refactor some internal modules into subdirectories
Work on tests and reproducers

Rebuilt for https://fedoraproject.org/wiki/Fedora_24_Mass_Rebuild

Restore raising KeyError in astring, asint, asbool methods in Attributes
Add dependency on six package
pyudev sources now in src directory
Added support for pyqt5 monitor observer
Added discover module, which looks up a device on limited information
DeviceNotFoundError is no longer a subtype of LookupError
Attributes class no longer extends Mapping class
Attributes class no longer inherits [] operator and other Mapping methods
Attributes class object are no longer iterable or indexable and have no length
Attributes.available_attributes property added
Attributes.get() method, with usual semantics explicitly defined
Device.from_device_number() now raises DeviceNotFoundByNumberError
Devices.from_interface_index() method added
Devices.from_kernel_device() method added

Add requires for things that are required
Split the main-loop integration modules into separate packages

Rebuilt for Python3.5 rebuild

Fix a typo in the python3-pyudev Provides

Really start the monitor on pyudev.Monitor.poll()
Force non-blocking IO in pyudev.Monitor to avoid blocking on receiving the device
Set proper flags on pipe fs
Handle irregular polling events properly
Rename MonitorObserver GUI classes and deprecate the old ones
Remove patches for #1170337 and #1230773 that are now part of upstream
Switch to new packaging guidelines which renames python-pyudev to python2-pyudev