Changes for 6.4.0

6.4.0beta6 released as 6.4.0 without any changes

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Changes for 6.4.0beta6

switched to Zabbix versioning
added TLS support

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Changes for 1.2.0

updated to plugin support library version 1.2
added Makefile

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Changes for 1.1.0

updated to plugin support library version 1.1

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Changes for 1.0.0

initial release

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