drop node 0.12 support

update tsserver

update tsserver

update tsserver

upgrade tsserver to 3.7.4

bump version

wrap function required at compile time

`byte-compile` doesn't normally load the functions in the file that's
being compiled, which causes the macro-expansion to fail with error
`Symbol’s function definition is void: tide-plist-map`

see #250

update tsserver

update tsserver

update tsserver