Fix logger

[m-seker]

Summary
Fixes #723 and #874

Changes :

• Make logger thread safe.
• Include timestamp in logs.
• Make logs look a bit more cleaner.

Example :

2020-07-18T23:10:08.975 hyperiond LEDDEVICE    : <DEBUG> ProviderSpi.cpp:46:init() | _baudRate_Hz [3000000], _latchTime_ms [0]
2020-07-18T23:10:08.975 hyperiond LEDDEVICE    : <DEBUG> ProviderSpi.cpp:47:init() | _spiDataInvert [0], _spiMode [0]
2020-07-18T23:10:08.975 hyperiond LEDDEVICE    : <DEBUG> LedDeviceSk6812SPI.cpp:45:init() | whiteAlgorithm : subtract_minimum
2020-07-18T23:10:08.975 hyperiond LEDDEVICE    : <ERROR> Device disabled, device 'sk6812spi' signals error: 'Failed to open device (/dev/spidev0.0). Error message: No such file or directory'
2020-07-18T23:10:08.981 hyperiond EFFECTENGINE : <INFO> Run effect "Rainbow swirl fast" on channel 0
2020-07-18T23:10:08.981 hyperiond EFFECTENGINE : <DEBUG> EffectEngine.cpp:187:runEffectScript() | Start the effect: name [Rainbow swirl fast], smoothCfg [2]
2020-07-18T23:10:08.981 hyperiond HYPERION     : <DEBUG> PriorityMuxer.cpp:158:registerInput() | Register new input 'System/EFFECT' with priority 0 as inactive
2020-07-18T23:10:08.981 hyperiond HYPERION     : <INFO> Initial foreground effect 'Rainbow swirl fast' started
2020-07-18T23:10:08.982 hyperiond EFFECTENGINE : <INFO> Run effect "Warm mood blobs" on channel 254
2020-07-18T23:10:08.982 hyperiond EFFECTENGINE : <DEBUG> EffectEngine.cpp:187:runEffectScript() | Start the effect: name [Warm mood blobs], smoothCfg [2]
2020-07-18T23:10:08.982 hyperiond HYPERION     : <DEBUG> PriorityMuxer.cpp:158:registerInput() | Register new input 'System/EFFECT' with priority 254 as inactive
2020-07-18T23:10:08.982 hyperiond HYPERION     : <INFO> Inital background effect 'Warm mood blobs' started
2020-07-18T23:10:08.982 hyperiond HYPERION     : <DEBUG> PriorityMuxer.cpp:158:registerInput() | Register new input 'System/GRABBER' with priority 250 as inactive
2020-07-18T23:10:08.982 hyperiond COMPONENTREG : <DEBUG> ComponentRegister.cpp:36:setNewComponentState() | Framegrabber: enabled
2020-07-18T23:10:08.982 hyperiond BOBLIGHT     : <DEBUG> BoblightServer.cpp:28:BoblightServer() | Instance created
2020-07-18T23:10:08.985 hyperiond WEBSERVER    : <DEBUG> WebServer.cpp:91:handleSettingsUpdate() | Apply Webserver settings
2020-07-18T23:10:08.985 hyperiond WEBSERVER    : <DEBUG> WebServer.cpp:109:handleSettingsUpdate() | Set document root to: :/webconfig
2020-07-18T23:10:08.986 hyperiond WEBSERVER    : <INFO> Started on port 8090 name 'Hyperion Webserver'
2020-07-18T23:10:08.986 hyperiond WEBSERVER    : <DEBUG> WebServer.cpp:91:handleSettingsUpdate() | Apply Webserver settings
2020-07-18T23:10:08.986 hyperiond WEBSERVER    : <DEBUG> WebServer.cpp:109:handleSettingsUpdate() | Set document root to: :/webconfig
2020-07-18T23:10:08.992 hyperiond WEBSERVER    : <DEBUG> WebServer.cpp:175:handleSettingsUpdate() | Setup SSL certificate
2020-07-18T23:10:08.993 hyperiond WEBSERVER    : <DEBUG> WebServer.cpp:191:handleSettingsUpdate() | Setup private SSL key
2020-07-18T23:10:08.993 hyperiond WEBSERVER    : <INFO> Started on port 8092 name 'Hyperion Webserver'
2020-07-18T23:10:09.073 hyperiond HYPERION     : <DEBUG> PriorityMuxer.cpp:238:setInputImage() | Priority 0 is now active
2020-07-18T23:10:09.073 hyperiond HYPERION     : <DEBUG> PriorityMuxer.cpp:333:setCurrentTime() | Set visible priority to 0
2020-07-18T23:10:09.087 hyperiond HYPERION     : <DEBUG> PriorityMuxer.cpp:198:setInput() | Priority 254 is now active
2020-07-18T23:10:09.141 hyperiond X11          : <DEBUG> GrabberWrapper.cpp:49:start() | Grabber start()
2020-07-18T23:10:09.141 hyperiond HYPERION     : <INFO> Hyperion instance 'First LED Hardware instance' has been started
2020-07-18T23:10:09.250 hyperiond X11GRABBER   : <INFO> Update of screen resolution: [0x0]  to [1920x1017]
2020-07-18T23:10:09.250 hyperiond X11GRABBER   : <INFO> Using XRender for grabbing
2020-07-18T23:10:09.250 hyperiond X11GRABBER   : <INFO> Update output image resolution: [0x0]  to [1920x1017]
2020-07-18T23:10:09.251 hyperiond X11GRABBER   : <INFO> Capture interface is now enabled
2020-07-18T23:10:09.321 hyperiond HYPERION     : <DEBUG> PriorityMuxer.cpp:238:setInputImage() | Priority 250 is now active
2020-07-18T23:10:12.138 hyperiond HYPERION     : <DEBUG> PriorityMuxer.cpp:298:setCurrentTime() | Timeout clear for priority 0
2020-07-18T23:10:12.390 hyperiond HYPERION     : <DEBUG> PriorityMuxer.cpp:333:setCurrentTime() | Set visible priority to 250

What kind of change does this PR introduce? (check at least one)

• Bugfix
• Feature
• Code style update
• Refactor
• Docs
• Build-related changes
• Other, please describe:

If changing the UI of web configuration, please provide the before/after screenshot:

Does this PR introduce a breaking change? (check one)

• Yes
• No

If yes, please describe the impact and migration path for existing setups:

The PR fulfills these requirements:

• When resolving a specific issue, it's referenced in the PR's body (e.g. Fixes: #xxx[,#xxx], where "xxx" is the issue number)

If adding a new feature, the PR's description includes:

• A convincing reason for adding this feature
• Related documents have been updated (docs/docs/en)
• Related tests have been updated

To avoid wasting your time, it's best to open a feature request issue first and wait for approval before working on it.

Other information:

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[Paulchen-Panther]

Do you still want to make changes?

[m-seker]

@Paulchen-Panther nope, ready