added game element descriptions for renamed BD style game elements

diff --git a/docs/elements/bdx_grass.txt b/docs/elements/bdx_grass.txt
new file mode 100644 (file)
index 0000000..34febaa
--- /dev/null
+++ b/docs/elements/bdx_grass.txt
@@ -0,0 +1,2 @@
+You can move through grass like sand, leaving empty space behind.
+Amoeba can eat it.

diff --git a/docs/elements/bdx_grass_ball.txt b/docs/elements/bdx_grass_ball.txt
new file mode 100644 (file)
index 0000000..5e99b55
--- /dev/null
+++ b/docs/elements/bdx_grass_ball.txt
@@ -0,0 +1 @@
+A rolling ball of grass. You cannot push it, but you can dig it away.

diff --git a/docs/elements/bdx_grass_loose.txt b/docs/elements/bdx_grass_loose.txt
new file mode 100644 (file)
index 0000000..8d6faca
--- /dev/null
+++ b/docs/elements/bdx_grass_loose.txt
@@ -0,0 +1 @@
+A falling piece of grass. You cannot push it, but you can dig it away.