move all vlib modules to vlib/

vlib/log/log.v

@@ -0,0 +1,53 @@
+module log
+
+import termcolor
+
+const (
+    FATAL = 1
+    ERROR = 2 
+    WARN = 3
+    INFO = 4
+    DEBUG =5
+)
+
+struct Log{
+mut:
+    level int
+}
+
+
+pub fn (l mut Log) set_level(level int){
+    l.level = level
+}
+
+pub fn (l Log) fatal(s string){
+    panic(s)
+}
+
+pub fn (l Log) error(s string){
+    if l.level >= ERROR{
+        f := termcolor.red('E')
+        println('[$f]$s')
+    }
+}
+
+pub fn (l Log) warn(s string){
+    if l.level >= WARN{
+        f := termcolor.yellow('W')
+        println('[$f]$s')
+    }
+}
+
+pub fn (l Log) info(s string){
+    if l.level >= INFO{
+        f := termcolor.white('I')
+        println('[$f]$s')
+    }
+}
+
+pub fn (l Log) debug(s string){
+    if l.level >= DEBUG{
+        f := termcolor.blue('D')
+        println('[$f]$s')
+    }
+}