diff --git a/_admin.php b/src/BackendBehaviors.php
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rename from _admin.php
rename to src/BackendBehaviors.php
diff --git a/_public.php b/src/Frontend.php
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rename from _public.php
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diff --git a/_install.php b/src/Install.php
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rename from _install.php
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diff --git a/inc/index.periods.php b/src/Manage.php
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rename from inc/index.periods.php
rename to src/Manage.php
diff --git a/inc/lib.index.pager.php b/src/ManageList.php
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rename from inc/lib.index.pager.php
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diff --git a/inc/index.period.php b/src/ManagePeriod.php
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rename from inc/index.period.php
rename to src/ManagePeriod.php
diff --git a/inc/class.periodical.php b/src/Utils.php
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rename from inc/class.periodical.php
rename to src/Utils.php