Precompile terminfo loading and the Banner

This improves startup latency, a neded improvement now that startup is a
bit fancier.

Author: tecosaur

base/client.jl

@@ -590,7 +590,7 @@ function repl_main(_)
     banner = if opts.banner == -1
         10 * Int(interactiveinput)
     else
-        opts.banner
+        Int(opts.banner)
     end
     quiet                 = (opts.quiet != 0)
     history_file          = (opts.historyfile != 0)

stdlib/REPL/src/precompile.jl

@@ -32,11 +32,14 @@ UP_ARROW = "\e[A"
 DOWN_ARROW = "\e[B"
 
 repl_script = """
+Base.load_terminfo("xterm")
 2+2
 print("")
 printstyled("a", "b")
 display([1])
 display([1 2; 3 4])
+import REPL.banner
+banner()
 foo(x) = 1
 @time @eval foo(1)
 ; pwd