updated readme

README.md

@@ -13,6 +13,11 @@ which I like as overview, guide and examples (original url).
 On more advanced usage, don't neglect the TRICKS file in the package.
 
 ### Changelog
+**Minor update (Feb 4, 2021)**
+
+- Added back option to skip a job if its dependency does not end with exit code 0.
+- Jobs can't see GPUs unless the `-G` flag is specified. 
+
 **Major update (Nov 11, 2020)**
 
 - Added GPU support. A GPU job can run or not depending on the number of available GPUs as well as 
@@ -172,15 +177,16 @@ Actions:
   -h          show this help
   -V          show the program version
 Options adding jobs:
-  -n          don't store the output of the command.
-  -E          Keep stderr apart, in a name like the output file, but adding '.e'.
-  -g          gzip the stored output (if not -n).
-  -f          don't fork into background.
-  -m          send the output by e-mail (uses sendmail).
-  -d          the job will be run after the last job ends.
-  -D <id>     the job will be run after the job of given id ends.
-  -L <lab>    name this task with a label, to be distinguished on listing.
-  -N <num>    number of slots required by the job (1 default).
+  -n       don't store the output of the command.
+  -E       Keep stderr apart, in a name like the output file, but adding '.e'.
+  -g       gzip the stored output (if not -n).
+  -f       don't fork into background.
+  -m       send the output by e-mail (uses sendmail).
+  -d       the job will be run after the last job ends.
+  -D <id>  the job will be run after the job of given id ends.
+  -W <id>  the job will be run after the job of given id ends well (exit code 0).
+  -L <lab> name this task with a label, to be distinguished on listing.
+  -N <num> number of slots required by the job (1 default).
 ```
 
 ## Thanks