moved test scripts to new tests dir and made them executable

tests/gcd

@@ -0,0 +1,53 @@
+#!/usr/bin/env curly
+>main
+gto
+:gcd
+=v
+=u
+$u
+$v
+>gcd-loop
+gge
+$u
+=t
+$v
+=u
+$t
+=v
+:gcd-loop
+$v
+0
+>gcd-ret
+gle
+$v
+=t
+$u
+$v
+mod
+=v
+$t
+=u
+>gcd-loop
+gto
+:gcd-ret
+$u
+ret
+:lcm
+=b
+=a
+$a
+$a
+$b
+>gcd
+fun
+div
+$b
+mul
+ret
+:main
+21
+6
+>lcm
+fun
+out
+end

tests/hello

@@ -0,0 +1,23 @@
+#!/usr/bin/env curly
+3
+=cnt
+\Hello, world!
+enl
+=hello
+\
+=result
+:loop
+$result
+$hello
+cat
+=result
+$cnt
+dec
+=cnt
+$cnt
+0
+>loop
+ggt
+$result
+out
+end

tests/slicer

@@ -0,0 +1,42 @@
+#!/usr/bin/env curly
+>main
+gto
+:slicer
+=step
+=to
+=from
+=str
+$from
+=i
+\
+=result
+:loop
+$result
+$str
+$i
+idx
+cat
+=result
+$i
+$step
+add
+=i
+$i
+$str
+len
+>loop
+glt
+$result
+ret
+:main
+\Avans Hogeschool
+=text
+$text
+0
+$text
+len
+2
+>slicer
+fun
+out
+end

tests/whats-your-name

@@ -0,0 +1,8 @@
+#!/usr/bin/env curly
+\What's your name?
+out
+\Hello,
+inp
+cat
+out
+end