xtevent 2.1.1

Zip from 8aec2c1

xtevent 2.1.1 fixes bugs from version 2.0.0 and updates Stata help files.

What's Changed

• PR for #70: exclude endpoints if trend by @Constantino-Carreto-Romero in #80
• PR for #79: add link to github to help files by @rayhuang11 in #81
• #78 Update SSC version by @jorpppp in #82
• Issue78 upload v 210 to ssc by @jorpppp in #83
• PR for #84: some examples in help file not working by @Constantino-Carreto-Romero in #85
• PR for #88: Update readme with Youtube channel by @rayhuang11 in #89
• PR for #86: release v2.1.1 by @Constantino-Carreto-Romero in #90
• PR for #91: preparations for release v2.1.1 by @Constantino-Carreto-Romero in #92

Full Changelog: v2.1.0...v2.1.1