Fixes bug in Speak Announcement action item where executing action doesn't result in spoken announcement.

Updates plugin for Indigo 2022.1 and Python 3. - Adds new Action Item to force refresh of all announcements. - Allows fractional refresh intervals (i.e., 0.5 = 30 seconds, 0.25 = 15 seconds). - Fixes bug in announcement save validation where duplicate names would cause an illegal XML error. - Tightens code surrounding errors at plugin startup when announcements file is corrupted or incompatible. - Adds logging for instances where announcements file is not present at startup. - Standardizes Indigo method implementation.

• Fixes bug in Announcements device configuration upon first creation.
• Fixes bug in Salutations device where time values not initially validated properly.

• Fixes bug in plugin initialization for new installs.

v1.0.17 - Fixes broken link to logo image in README.md

v1.0.16 - Fixes bug in generatorStateOrValue. - Fixes bug in substitution generator where only plugin devices may display.

v1.0.15 - Code refinements.

v1.0.14 - Fixes bug in device substitution generator where control was only listing devices and not variables. - Further integration with DLFramework.

v1.0.13 - Better integration of DLFramework. - Improved device settings validation. - Code refinements.

v1.0.12 - Removes blue text for all displays (views poorly in dark mode).

v1.0.11 - Improvements to device configuration validation. - Code refinements.

v1.0.10 - Removes all references to legacy version checking.

v1.0.09 - Ensures that the plugin is compatible with the Indigo server version. - Standardizes SupportURL behavior across all plugin functions.

v1.0.08 - Fixes bug in substitution generator where generator was returning only plugin devices.

v1.0.07 - Synchronize self.pluginPrefs in closedPrefsConfigUi().

v1.0.06 - Changes "En/Disable all Announcements Devices" to "En/Disable all Plugin Devices".

v1.0.05 - Changes Python lists to tuples where possible to improve performance.

• Fixes critical bug where restarting the plugin deletes saved announcements.

Versions 1.0.02 and 1.0.03 can inadvertently delete all saved announcements when the plugin is restarted.

All users on v1.0.2 or later should apply this patch immediately.

• Fixes bug when a Speak Announcement Action was called when there was no announcement to speak.
• Refines logging.

• Removes plugin update notifications.
• Moves announcement settings file to Indigo plugin preferences directory.
• Code refinements.

• Takes plugin out of beta.
• Fixes bug where speak action returned all indigo devices and variables instead of only plugin devices.
• Code refinements.

This is an optional update. Users with functioning plugins can ignore this update.

• Fixes bug in naming of PluginConfig.xml (which caused problems on systems set up as case sensitive).
• Code refinements.

• Now requires Indigo 7.
• Updates devices states using Indigo API 2.0
• Updates docstrings to Sphinx standard.
• Fixes minor bug in setting of announcement refresh time when new announcements are first created.
• Code refinements.

• Updates plugin update checker to use curl to overcome outdated security of Apple's Python install.

• Moves plugin to Beta.
• Creates Speak Announcement Action item.
• Adds period, space and comma to allowable datetime and current time modifiers.
• Increments to Indigo API 2.0.

Initial release made available for the Indigo plugin store.