Release 0.2.5 (2020-01-26) Hotfix

Fixes

• main: workaround cygwin uninitialized environment #D1225 #D1226 c27a3bb (master: b9278bc)
• vi_test: fix a bug that test fails to restore the original state #D1232 58be70f (master: 4b882fb)
• main (ble-update): fix a bug that the check of make does not work in Bash 3.2 #D1236 579c3e0 (master: 08ced81)
• global: workaround Bash 3.2 bug of array initialization with SOH/DEL #D1238 #D1241 ed2c171 (master: defdbd4 1720ec0)
• term: fix a bug that terminfo is not correcly cached 51bde60 (fixup ab01ceb)