DDMF Plugin Doctor update v1.5.6

[TheSteven]

https://ddmf.eu/plugindoctor/

Change log:

2020/12/21: v1.5.6 changed internal order of plugin calls to improve compatibility with some plugins

2020/12/17: v1.5.5 fixed inconsistencies with latency-generating plugins in Dynamics attack and release tab; increased mouse wheel sensitivity for x and y axis shifting and scaling

2020/12/16: v1.5.4 fixed a bug that could cause hangs or crashes when switching tabs while using external hardware

2020/11/24: v1.5.3 fixed issue with non-integer steps in Dynamics tab

2020/11/12: v1.5.2 Fundamental and THD display were switched in sweep mode in Harmonic Analysis tab, plus sweep mode did not work for 2nd plugin

2020/11/06: v1.5.1 due to small change in previous version, Linear Analysis window showed no signal after re-opening with a loaded plugin. Also: Harmonic section in IMD mode still showed THD for second plugin (if loaded). Plus: fixed race conditions on button clicks.