Avoid splitting when not necessary as it may incur in performance hit. Indeed,
splitting means more (tinier) goals to verify, hence more call to provers.

    Biggest positive signed int32 is used when a node as no parents.
    It can't be represented in an integer in ocaml 32bit
    since they have only 31bit.

[aimos] Set CWD from CAISAR

See merge request laiser/caisar!95

Release 0.2

Closes #35

See merge request laiser/caisar!94

Fix consolidated result for invalid formula

See merge request laiser/caisar!92

For example, having a Timeout is better than an Unknown as the user may give
more time to the solver resulting into an Invalid.

Update ACAS Xu examples wrt interpretation

See merge request laiser/caisar!91