diff --git a/.gitignore b/.gitignore
index 17a9cd01..261572fc 100644
--- a/.gitignore
+++ b/.gitignore
@@ -5,3 +5,4 @@
**/classes_gen/*
**/classes_jchr/*
.mps/workspace.xml
+out
diff --git a/.idea/.name b/.idea/.name
new file mode 100644
index 00000000..3fe24931
--- /dev/null
+++ b/.idea/.name
@@ -0,0 +1 @@
+jetbrains.mps.jchr
\ No newline at end of file
diff --git a/.idea/compiler.xml b/.idea/compiler.xml
new file mode 100644
index 00000000..9a8b7e5c
--- /dev/null
+++ b/.idea/compiler.xml
@@ -0,0 +1,22 @@
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\ No newline at end of file
diff --git a/.idea/copyright/profiles_settings.xml b/.idea/copyright/profiles_settings.xml
new file mode 100644
index 00000000..e7bedf33
--- /dev/null
+++ b/.idea/copyright/profiles_settings.xml
@@ -0,0 +1,3 @@
+
+
+
\ No newline at end of file
diff --git a/.idea/encodings.xml b/.idea/encodings.xml
new file mode 100644
index 00000000..d8210482
--- /dev/null
+++ b/.idea/encodings.xml
@@ -0,0 +1,4 @@
+
+
+
+
\ No newline at end of file
diff --git a/.idea/libraries/jchr.xml b/.idea/libraries/jchr.xml
new file mode 100644
index 00000000..d11824d9
--- /dev/null
+++ b/.idea/libraries/jchr.xml
@@ -0,0 +1,13 @@
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\ No newline at end of file
diff --git a/.idea/libraries/lib.xml b/.idea/libraries/lib.xml
new file mode 100644
index 00000000..a0a10d8d
--- /dev/null
+++ b/.idea/libraries/lib.xml
@@ -0,0 +1,13 @@
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\ No newline at end of file
diff --git a/.idea/libraries/lib1.xml b/.idea/libraries/lib1.xml
new file mode 100644
index 00000000..4a9fe1dc
--- /dev/null
+++ b/.idea/libraries/lib1.xml
@@ -0,0 +1,10 @@
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\ No newline at end of file
diff --git a/.idea/libraries/mps_unification.xml b/.idea/libraries/mps_unification.xml
new file mode 100644
index 00000000..433a71d6
--- /dev/null
+++ b/.idea/libraries/mps_unification.xml
@@ -0,0 +1,10 @@
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\ No newline at end of file
diff --git a/.idea/misc.xml b/.idea/misc.xml
new file mode 100644
index 00000000..a438cb7e
--- /dev/null
+++ b/.idea/misc.xml
@@ -0,0 +1,9 @@
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\ No newline at end of file
diff --git a/.idea/modules.xml b/.idea/modules.xml
new file mode 100644
index 00000000..285b1254
--- /dev/null
+++ b/.idea/modules.xml
@@ -0,0 +1,12 @@
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diff --git a/.idea/scopes/scope_settings.xml b/.idea/scopes/scope_settings.xml
new file mode 100644
index 00000000..922003b8
--- /dev/null
+++ b/.idea/scopes/scope_settings.xml
@@ -0,0 +1,5 @@
+
+
+
+
+
\ No newline at end of file
diff --git a/.idea/vcs.xml b/.idea/vcs.xml
new file mode 100644
index 00000000..35eb1ddf
--- /dev/null
+++ b/.idea/vcs.xml
@@ -0,0 +1,6 @@
+
+
+
+
+
+
\ No newline at end of file
diff --git a/.idea/workspace.xml b/.idea/workspace.xml
new file mode 100644
index 00000000..773a8608
--- /dev/null
+++ b/.idea/workspace.xml
@@ -0,0 +1,2437 @@
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+ No facets are configured
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+ 1.6
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+ Term
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+ mps-unification
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\ No newline at end of file
diff --git a/languages/jetbrains.mps.jchr/JCHR.iml b/languages/jetbrains.mps.jchr/JCHR.iml
new file mode 100644
index 00000000..ec9adc88
--- /dev/null
+++ b/languages/jetbrains.mps.jchr/JCHR.iml
@@ -0,0 +1,10 @@
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\ No newline at end of file
diff --git a/languages/jetbrains.mps.lang.typesystem2/sandbox/jetbrains.mps.lang.typesystem2.samplechecker.runner/samplechecker.runner.iml b/languages/jetbrains.mps.lang.typesystem2/sandbox/jetbrains.mps.lang.typesystem2.samplechecker.runner/samplechecker.runner.iml
new file mode 100644
index 00000000..66c29d1e
--- /dev/null
+++ b/languages/jetbrains.mps.lang.typesystem2/sandbox/jetbrains.mps.lang.typesystem2.samplechecker.runner/samplechecker.runner.iml
@@ -0,0 +1,15 @@
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\ No newline at end of file
diff --git a/languages/jetbrains.mps.lang.typesystem2/sandbox/jetbrains.mps.lang.typesystem2.samplechecker/samplechecker.iml b/languages/jetbrains.mps.lang.typesystem2/sandbox/jetbrains.mps.lang.typesystem2.samplechecker/samplechecker.iml
new file mode 100644
index 00000000..638cb2c8
--- /dev/null
+++ b/languages/jetbrains.mps.lang.typesystem2/sandbox/jetbrains.mps.lang.typesystem2.samplechecker/samplechecker.iml
@@ -0,0 +1,17 @@
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\ No newline at end of file
diff --git a/languages/jetbrains.mps.logic/Logic.iml b/languages/jetbrains.mps.logic/Logic.iml
new file mode 100644
index 00000000..c0d8fb1c
--- /dev/null
+++ b/languages/jetbrains.mps.logic/Logic.iml
@@ -0,0 +1,14 @@
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\ No newline at end of file
diff --git a/solutions/jetbrains.mps.unification.tree/Term.iml b/solutions/jetbrains.mps.unification.tree/Term.iml
new file mode 100644
index 00000000..27100fd4
--- /dev/null
+++ b/solutions/jetbrains.mps.unification.tree/Term.iml
@@ -0,0 +1,13 @@
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\ No newline at end of file