Move header files to subdirectory

Since slweb is meant as a library, it is advisable to keep public header
files under their own directory in order to avoid name clashing i.e.,

 #include "something.h"

Now becomes:

 #include "slweb/something.h"

1 files changed, 15 insertions, 0 deletions

diff --git a/include/slweb/html.h b/include/slweb/html.h
new file mode 100644
index 0000000..e62575e
--- /dev/null
+++ b/include/slweb/html.h
@@ -0,0 +1,15 @@
+#ifndef HTML_H
+#define HTML_H
+
+#include <dynstr.h>
+
+struct html_node *html_node_alloc(const char *element);
+void html_node_free(struct html_node *n);
+int html_node_set_value(struct html_node *n, const char *val);
+int html_node_set_value_unescaped(struct html_node *n, const char *val);
+int html_node_add_attr(struct html_node *n, const char *attr, const char *val);
+struct html_node *html_node_add_child(struct html_node *n, const char *elem);
+void html_node_add_sibling(struct html_node *n, struct html_node *sibling);
+int html_serialize(const struct html_node *n, struct dynstr *d);
+
+#endif /* HTML_H */