Improve co-existence of several popular usermods with respect to shared I2C bus.
- ensure that i2c_sda and i2c_scl are used when defined
- ensure that HW_PIN_SDA / HW_PIN_SCL are not overwritten
- ensure that Wire.begin()nis always called with user-defined pins (remove rogue Wire.begin() without parameters)
- ensure that set.cpp / cfg.cpp use esp32-specific global Wire objects.
Added option to send UDP notifications twice to increase reliability
Added a C64 color theme
Added clock options
Added 12 timezones
Merged Cronixie and useoverlay build options
Removed abbrev char[] from Timezone lib to save memory
Added setting to reverse/flip LEDs
Added long press random color button function
Added setting to change default boot preset
Changed default NTP server
Removed keywords.txt from dependencies because IDE would consider it as an (invalid) library
Updated readme
Updated binaries to 0.4
(this eases compilation since all libraries are included except the ESP8266 core and NeoPixelBus)
Disabled serial debug output of Alexa library, may be re-enabled in .h-Files ifneedbe
Added &SR= to set random hue
Added &ST= to manually set time without NTP
Secondary color buttons now functional
Shifted effect by 1, range is now 1-25
Effect 0 is now the default boot setting
Fixed preset function not calling GIO() in js, which caused a delayed action
