add s, f and heml-bibtex symlinks

diff --git a/emacs_el/f.el b/emacs_el/f.el
new file mode 120000 (symlink)
index 0000000..2a0ea14
--- /dev/null
+++ b/emacs_el/f.el
@@ -0,0 +1 @@
+f-el/f.el
\ No newline at end of file

diff --git a/emacs_el/helm-bibtex.el b/emacs_el/helm-bibtex.el
new file mode 120000 (symlink)
index 0000000..ef769fe
--- /dev/null
+++ b/emacs_el/helm-bibtex.el
@@ -0,0 +1 @@
+helm-bibtex/helm-bibtex.el
\ No newline at end of file

diff --git a/emacs_el/s.el b/emacs_el/s.el
new file mode 120000 (symlink)
index 0000000..3e09ddf
--- /dev/null
+++ b/emacs_el/s.el
@@ -0,0 +1 @@
+s-el/s.el
\ No newline at end of file