Separate delays before outer and central targets

[lkeegan]

• rename inter_target_duration to pre_target_delay
  • delay in seconds before each outer target is displayed
• add pre_central_target_delay
  • delay in seconds before each outer target is displayed
  • default value: 0 to maintain previous default behaviour
• update docs & tests
• resolves #224

also

• add CHANGELOG.md
  • resolves #218
• update example.psydat
  • resolves #209
• bump version to 1.0.0

[sonarcloud[bot]]

Kudos, SonarCloud Quality Gate passed!   

0 Bugs
0 Vulnerabilities
0 Security Hotspots
0 Code Smells

No Coverage information
0.0% Duplication

[codecov[bot]]

Codecov Report

Merging #228 (9e2d877) into main (56e5122) will increase coverage by 0.02%. The diff coverage is 93.10%.

@@            Coverage Diff             @@
##             main     #228      +/-   ##
==========================================
+ Coverage   89.45%   89.48%   +0.02%     
==========================================
  Files          19       19              
  Lines        1461     1465       +4     
==========================================
+ Hits         1307     1311       +4     
  Misses        154      154              

Impacted Files	Coverage Δ
src/vstt/trial.py	73.58% <ø> (ø)
src/vstt/task.py	92.74% <92.30%> (+0.08%)	:arrow_up:
src/vstt/__init__.py	100.00% <100.00%> (ø)
src/vstt/vtypes.py	98.59% <100.00%> (+0.02%)	:arrow_up: