Remove symlinks

Arvados-DCO-1.1-Signed-off-by: Peter Amstutz <peter.amstutz@curii.com>

diff --git a/answers/ep2/bio-cwl-tools b/answers/ep2/bio-cwl-tools
deleted file mode 120000 (symlink)
index fc4057d..0000000
--- a/answers/ep2/bio-cwl-tools
+++ /dev/null
@@ -1 +0,0 @@
-/home/peter/work/rnaseq-cwl-training-exercises/bio-cwl-tools/
\ No newline at end of file

diff --git a/answers/ep4/bio-cwl-tools b/answers/ep4/bio-cwl-tools
deleted file mode 120000 (symlink)
index fc4057d..0000000
--- a/answers/ep4/bio-cwl-tools
+++ /dev/null
@@ -1 +0,0 @@
-/home/peter/work/rnaseq-cwl-training-exercises/bio-cwl-tools/
\ No newline at end of file

diff --git a/answers/ep5/part1/bio-cwl-tools b/answers/ep5/part1/bio-cwl-tools
deleted file mode 120000 (symlink)
index fc4057d..0000000
--- a/answers/ep5/part1/bio-cwl-tools
+++ /dev/null
@@ -1 +0,0 @@
-/home/peter/work/rnaseq-cwl-training-exercises/bio-cwl-tools/
\ No newline at end of file

diff --git a/answers/ep5/part2/bio-cwl-tools b/answers/ep5/part2/bio-cwl-tools
deleted file mode 120000 (symlink)
index fc4057d..0000000
--- a/answers/ep5/part2/bio-cwl-tools
+++ /dev/null
@@ -1 +0,0 @@
-/home/peter/work/rnaseq-cwl-training-exercises/bio-cwl-tools/
\ No newline at end of file

diff --git a/answers/ep5/part4/bio-cwl-tools b/answers/ep5/part4/bio-cwl-tools
deleted file mode 120000 (symlink)
index fc4057d..0000000
--- a/answers/ep5/part4/bio-cwl-tools
+++ /dev/null
@@ -1 +0,0 @@
-/home/peter/work/rnaseq-cwl-training-exercises/bio-cwl-tools/
\ No newline at end of file

diff --git a/answers/ep6/bio-cwl-tools b/answers/ep6/bio-cwl-tools
deleted file mode 120000 (symlink)
index fc4057d..0000000
--- a/answers/ep6/bio-cwl-tools
+++ /dev/null
@@ -1 +0,0 @@
-/home/peter/work/rnaseq-cwl-training-exercises/bio-cwl-tools/
\ No newline at end of file